diff --git a/automated install/basic-install.sh b/automated install/basic-install.sh
index 7500f86f..d0ab0212 100755
--- a/automated install/basic-install.sh	
+++ b/automated install/basic-install.sh	
@@ -53,114 +53,114 @@ runUnattended=false
 # Must be root to install
 echo ":::"
 if [[ ${EUID} -eq 0 ]]; then
-	echo "::: You are root."
+  echo "::: You are root."
 else
-	echo "::: Script called with non-root privileges. The Pi-hole installs server packages and configures"
-	echo "::: system networking, it requires elevated rights. Please check the contents of the script for"
-	echo "::: any concerns with this requirement. Please be sure to download this script from a trusted source."
-	echo ":::"
-	echo "::: Detecting the presence of the sudo utility for continuation of this install..."
+  echo "::: Script called with non-root privileges. The Pi-hole installs server packages and configures"
+  echo "::: system networking, it requires elevated rights. Please check the contents of the script for"
+  echo "::: any concerns with this requirement. Please be sure to download this script from a trusted source."
+  echo ":::"
+  echo "::: Detecting the presence of the sudo utility for continuation of this install..."
 
-	if [ -x "$(command -v sudo)" ]; then
-		echo "::: Utility sudo located."
-		exec curl -sSL https://install.pi-hole.net | sudo bash "$@"
-		exit $?
-	else
-		echo "::: sudo is needed for the Web interface to run pihole commands.  Please run this script as root and it will be automatically installed."
-		exit 1
-	fi
+  if [ -x "$(command -v sudo)" ]; then
+    echo "::: Utility sudo located."
+    exec curl -sSL https://install.pi-hole.net | sudo bash "$@"
+    exit $?
+  else
+    echo "::: sudo is needed for the Web interface to run pihole commands.  Please run this script as root and it will be automatically installed."
+    exit 1
+  fi
 fi
 
 # Compatibility
 
 if [ -x "$(command -v apt-get)" ]; then
-	#Debian Family
-	#Decide if php should be `php5` or just `php` (Fixes issues with Ubuntu 16.04 LTS)
-	phpVer="php5"
-	apt-get install --dry-run php5 > /dev/null 2>&1 || phpVer="php"
-	#############################################
-	PKG_MANAGER="apt-get"
-	PKG_CACHE="/var/lib/apt/lists/"
-	UPDATE_PKG_CACHE="${PKG_MANAGER} update"
-	PKG_UPDATE="${PKG_MANAGER} upgrade"
-	PKG_INSTALL="${PKG_MANAGER} --yes --fix-missing install"
-	# grep -c will return 1 retVal on 0 matches, block this throwing the set -e with an OR TRUE
-	PKG_COUNT="${PKG_MANAGER} -s -o Debug::NoLocking=true upgrade | grep -c ^Inst || true"
-	INSTALLER_DEPS=( apt-utils whiptail git dhcpcd5)
-	PIHOLE_DEPS=( dnsutils bc dnsmasq lighttpd ${phpVer}-common ${phpVer}-cgi curl unzip wget sudo netcat cron iproute2 )
-	LIGHTTPD_USER="www-data"
-	LIGHTTPD_GROUP="www-data"
-	LIGHTTPD_CFG="lighttpd.conf.debian"
-	DNSMASQ_USER="dnsmasq"
-	package_check_install() {
-		dpkg-query -W -f='${Status}' "${1}" 2>/dev/null | grep -c "ok installed" || ${PKG_INSTALL} "${1}"
-	}
+  #Debian Family
+  #Decide if php should be `php5` or just `php` (Fixes issues with Ubuntu 16.04 LTS)
+  phpVer="php5"
+  apt-get install --dry-run php5 > /dev/null 2>&1 || phpVer="php"
+  #############################################
+  PKG_MANAGER="apt-get"
+  PKG_CACHE="/var/lib/apt/lists/"
+  UPDATE_PKG_CACHE="${PKG_MANAGER} update"
+  PKG_UPDATE="${PKG_MANAGER} upgrade"
+  PKG_INSTALL="${PKG_MANAGER} --yes --fix-missing install"
+  # grep -c will return 1 retVal on 0 matches, block this throwing the set -e with an OR TRUE
+  PKG_COUNT="${PKG_MANAGER} -s -o Debug::NoLocking=true upgrade | grep -c ^Inst || true"
+  INSTALLER_DEPS=( apt-utils whiptail git dhcpcd5)
+  PIHOLE_DEPS=( dnsutils bc dnsmasq lighttpd ${phpVer}-common ${phpVer}-cgi curl unzip wget sudo netcat cron iproute2 )
+  LIGHTTPD_USER="www-data"
+  LIGHTTPD_GROUP="www-data"
+  LIGHTTPD_CFG="lighttpd.conf.debian"
+  DNSMASQ_USER="dnsmasq"
+  package_check_install() {
+    dpkg-query -W -f='${Status}' "${1}" 2>/dev/null | grep -c "ok installed" || ${PKG_INSTALL} "${1}"
+  }
 elif [ -x "$(command -v rpm)" ]; then
-	# Fedora Family
-	if [ -x "$(command -v dnf)" ]; then
-		PKG_MANAGER="dnf"
-	else
-		PKG_MANAGER="yum"
-	fi
-	PKG_CACHE="/var/cache/${PKG_MANAGER}"
-	UPDATE_PKG_CACHE="${PKG_MANAGER} check-update"
-	PKG_UPDATE="${PKG_MANAGER} update -y"
-	PKG_INSTALL="${PKG_MANAGER} install -y"
-	PKG_COUNT="${PKG_MANAGER} check-update | egrep '(.i686|.x86|.noarch|.arm|.src)' | wc -l"
-	INSTALLER_DEPS=( iproute net-tools procps-ng newt git )
-	PIHOLE_DEPS=( epel-release bind-utils bc dnsmasq lighttpd lighttpd-fastcgi php-common php-cli php curl unzip wget findutils cronie sudo nmap-ncat )
-	if grep -q 'Fedora' /etc/redhat-release; then
-		remove_deps=(epel-release);
-		PIHOLE_DEPS=( ${PIHOLE_DEPS[@]/$remove_deps} );
-	fi
-	LIGHTTPD_USER="lighttpd"
-	LIGHTTPD_GROUP="lighttpd"
-	LIGHTTPD_CFG="lighttpd.conf.fedora"
-	DNSMASQ_USER="nobody"
-	package_check_install() {
-		rpm -qa | grep ^"${1}"- > /dev/null || ${PKG_INSTALL} "${1}"
-	}
+  # Fedora Family
+  if [ -x "$(command -v dnf)" ]; then
+    PKG_MANAGER="dnf"
+  else
+    PKG_MANAGER="yum"
+  fi
+  PKG_CACHE="/var/cache/${PKG_MANAGER}"
+  UPDATE_PKG_CACHE="${PKG_MANAGER} check-update"
+  PKG_UPDATE="${PKG_MANAGER} update -y"
+  PKG_INSTALL="${PKG_MANAGER} install -y"
+  PKG_COUNT="${PKG_MANAGER} check-update | egrep '(.i686|.x86|.noarch|.arm|.src)' | wc -l"
+  INSTALLER_DEPS=( iproute net-tools procps-ng newt git )
+  PIHOLE_DEPS=( epel-release bind-utils bc dnsmasq lighttpd lighttpd-fastcgi php-common php-cli php curl unzip wget findutils cronie sudo nmap-ncat )
+  if grep -q 'Fedora' /etc/redhat-release; then
+    remove_deps=(epel-release);
+    PIHOLE_DEPS=( ${PIHOLE_DEPS[@]/$remove_deps} );
+  fi
+  LIGHTTPD_USER="lighttpd"
+  LIGHTTPD_GROUP="lighttpd"
+  LIGHTTPD_CFG="lighttpd.conf.fedora"
+  DNSMASQ_USER="nobody"
+  package_check_install() {
+    rpm -qa | grep ^"${1}"- > /dev/null || ${PKG_INSTALL} "${1}"
+  }
 else
-	echo "OS distribution not supported"
-	exit
+  echo "OS distribution not supported"
+  exit
 fi
 
 ####### FUNCTIONS ##########
 spinner() {
-	local pid=$1
-	local delay=0.50
-	local spinstr='/-\|'
-	while [ "$(ps a | awk '{print $1}' | grep "${pid}")" ]; do
-		local temp=${spinstr#?}
-		printf " [%c]  " "${spinstr}"
-		local spinstr=${temp}${spinstr%"$temp"}
-		sleep ${delay}
-		printf "\b\b\b\b\b\b"
-	done
-	printf "    \b\b\b\b"
+  local pid=$1
+  local delay=0.50
+  local spinstr='/-\|'
+  while [ "$(ps a | awk '{print $1}' | grep "${pid}")" ]; do
+    local temp=${spinstr#?}
+    printf " [%c]  " "${spinstr}"
+    local spinstr=${temp}${spinstr%"$temp"}
+    sleep ${delay}
+    printf "\b\b\b\b\b\b"
+  done
+  printf "    \b\b\b\b"
 }
 
 find_IPv4_information() {
-	# Find IP used to route to outside world
-	IPv4dev=$(ip route get 8.8.8.8 | awk '{for(i=1;i<=NF;i++)if($i~/dev/)print $(i+1)}')
-	IPV4_ADDRESS=$(ip -o -f inet addr show dev "$IPv4dev" | awk '{print $4}' | awk 'END {print}')
-	IPv4gw=$(ip route get 8.8.8.8 | awk '{print $3}')
+  # Find IP used to route to outside world
+  IPv4dev=$(ip route get 8.8.8.8 | awk '{for(i=1;i<=NF;i++)if($i~/dev/)print $(i+1)}')
+  IPV4_ADDRESS=$(ip -o -f inet addr show dev "$IPv4dev" | awk '{print $4}' | awk 'END {print}')
+  IPv4gw=$(ip route get 8.8.8.8 | awk '{print $3}')
 }
 
 get_available_interfaces() {
-	# Get available interfaces. Consider only getting UP interfaces in the future, and leaving DOWN interfaces out of list.
-	availableInterfaces=$(ip -o link | awk '{print $2}' | grep -v "lo" | cut -d':' -f1 | cut -d'@' -f1)
+  # Get available interfaces. Consider only getting UP interfaces in the future, and leaving DOWN interfaces out of list.
+  availableInterfaces=$(ip -o link | awk '{print $2}' | grep -v "lo" | cut -d':' -f1 | cut -d'@' -f1)
 }
 
 welcomeDialogs() {
-	# Display the welcome dialog
-	whiptail --msgbox --backtitle "Welcome" --title "Pi-hole automated installer" "\n\nThis installer will transform your device into a network-wide ad blocker!" ${r} ${c}
+  # Display the welcome dialog
+  whiptail --msgbox --backtitle "Welcome" --title "Pi-hole automated installer" "\n\nThis installer will transform your device into a network-wide ad blocker!" ${r} ${c}
 
-	# Support for a part-time dev
-	whiptail --msgbox --backtitle "Plea" --title "Free and open source" "\n\nThe Pi-hole is free, but powered by your donations:  http://pi-hole.net/donate" ${r} ${c}
+  # Support for a part-time dev
+  whiptail --msgbox --backtitle "Plea" --title "Free and open source" "\n\nThe Pi-hole is free, but powered by your donations:  http://pi-hole.net/donate" ${r} ${c}
 
-	# Explain the need for a static address
-	whiptail --msgbox --backtitle "Initiating network interface" --title "Static IP Needed" "\n\nThe Pi-hole is a SERVER so it needs a STATIC IP ADDRESS to function properly.
+  # Explain the need for a static address
+  whiptail --msgbox --backtitle "Initiating network interface" --title "Static IP Needed" "\n\nThe Pi-hole is a SERVER so it needs a STATIC IP ADDRESS to function properly.
 
 In the next section, you can choose to use your current network settings (DHCP) or to manually edit them." ${r} ${c}
 }
@@ -168,334 +168,334 @@ In the next section, you can choose to use your current network settings (DHCP)
 
 verifyFreeDiskSpace() {
 
-	# 50MB is the minimum space needed (45MB install (includes web admin bootstrap/jquery libraries etc) + 5MB one day of logs.)
-	# - Fourdee: Local ensures the variable is only created, and accessible within this function/void. Generally considered a "good" coding practice for non-global variables.
-	echo "::: Verifying free disk space..."
-	local required_free_kilobytes=51200
-	local existing_free_kilobytes=$(df -Pk | grep -m1 '\/$' | awk '{print $4}')
+  # 50MB is the minimum space needed (45MB install (includes web admin bootstrap/jquery libraries etc) + 5MB one day of logs.)
+  # - Fourdee: Local ensures the variable is only created, and accessible within this function/void. Generally considered a "good" coding practice for non-global variables.
+  echo "::: Verifying free disk space..."
+  local required_free_kilobytes=51200
+  local existing_free_kilobytes=$(df -Pk | grep -m1 '\/$' | awk '{print $4}')
 
-	# - Unknown free disk space , not a integer
-	if ! [[ "${existing_free_kilobytes}" =~ ^([0-9])+$ ]]; then
-		echo "::: Unknown free disk space!"
-		echo "::: We were unable to determine available free disk space on this system."
-		echo "::: You may override this check and force the installation, however, it is not recommended"
-		echo "::: To do so, pass the argument '--i_do_not_follow_recommendations' to the install script"
-		echo "::: eg. curl -L https://install.pi-hole.net | bash /dev/stdin --i_do_not_follow_recommendations"
-		exit 1
-	# - Insufficient free disk space
-	elif [[ ${existing_free_kilobytes} -lt ${required_free_kilobytes} ]]; then
-		echo "::: Insufficient Disk Space!"
-		echo "::: Your system appears to be low on disk space. pi-hole recommends a minimum of $required_free_kilobytes KiloBytes."
-		echo "::: You only have ${existing_free_kilobytes} KiloBytes free."
-		echo "::: If this is a new install you may need to expand your disk."
-		echo "::: Try running 'sudo raspi-config', and choose the 'expand file system option'"
-		echo "::: After rebooting, run this installation again. (curl -L https://install.pi-hole.net | bash)"
+  # - Unknown free disk space , not a integer
+  if ! [[ "${existing_free_kilobytes}" =~ ^([0-9])+$ ]]; then
+    echo "::: Unknown free disk space!"
+    echo "::: We were unable to determine available free disk space on this system."
+    echo "::: You may override this check and force the installation, however, it is not recommended"
+    echo "::: To do so, pass the argument '--i_do_not_follow_recommendations' to the install script"
+    echo "::: eg. curl -L https://install.pi-hole.net | bash /dev/stdin --i_do_not_follow_recommendations"
+    exit 1
+  # - Insufficient free disk space
+  elif [[ ${existing_free_kilobytes} -lt ${required_free_kilobytes} ]]; then
+    echo "::: Insufficient Disk Space!"
+    echo "::: Your system appears to be low on disk space. pi-hole recommends a minimum of $required_free_kilobytes KiloBytes."
+    echo "::: You only have ${existing_free_kilobytes} KiloBytes free."
+    echo "::: If this is a new install you may need to expand your disk."
+    echo "::: Try running 'sudo raspi-config', and choose the 'expand file system option'"
+    echo "::: After rebooting, run this installation again. (curl -L https://install.pi-hole.net | bash)"
 
-		echo "Insufficient free space, exiting..."
-		exit 1
+    echo "Insufficient free space, exiting..."
+    exit 1
 
-	fi
+  fi
 
 }
 
 
 chooseInterface() {
-	# Turn the available interfaces into an array so it can be used with a whiptail dialog
-	local interfacesArray=()
-	# Number of available interfaces
-	local interfaceCount
-	# Whiptail variable storage
-	local chooseInterfaceCmd
-	# Temporary Whiptail options storage
-	local chooseInterfaceOptions
-	# Loop sentinel variable
-	local firstLoop=1
+  # Turn the available interfaces into an array so it can be used with a whiptail dialog
+  local interfacesArray=()
+  # Number of available interfaces
+  local interfaceCount
+  # Whiptail variable storage
+  local chooseInterfaceCmd
+  # Temporary Whiptail options storage
+  local chooseInterfaceOptions
+  # Loop sentinel variable
+  local firstLoop=1
 
-	while read -r line; do
-		mode="OFF"
-		if [[ ${firstLoop} -eq 1 ]]; then
-			firstLoop=0
-			mode="ON"
-		fi
-		interfacesArray+=("${line}" "available" "${mode}")
-	done <<< "${availableInterfaces}"
+  while read -r line; do
+    mode="OFF"
+    if [[ ${firstLoop} -eq 1 ]]; then
+      firstLoop=0
+      mode="ON"
+    fi
+    interfacesArray+=("${line}" "available" "${mode}")
+  done <<< "${availableInterfaces}"
 
-	# Find out how many interfaces are available to choose from
-	interfaceCount=$(echo "${availableInterfaces}" | wc -l)
-	chooseInterfaceCmd=(whiptail --separate-output --radiolist "Choose An Interface (press space to select)" ${r} ${c} ${interfaceCount})
-	chooseInterfaceOptions=$("${chooseInterfaceCmd[@]}" "${interfacesArray[@]}" 2>&1 >/dev/tty)
-	if [[ $? = 0 ]]; then
-		for desiredInterface in ${chooseInterfaceOptions}; do
-			PIHOLE_INTERFACE=${desiredInterface}
-			echo "::: Using interface: $PIHOLE_INTERFACE"
-		done
-	else
-		echo "::: Cancel selected, exiting...."
-		exit 1
-	fi
+  # Find out how many interfaces are available to choose from
+  interfaceCount=$(echo "${availableInterfaces}" | wc -l)
+  chooseInterfaceCmd=(whiptail --separate-output --radiolist "Choose An Interface (press space to select)" ${r} ${c} ${interfaceCount})
+  chooseInterfaceOptions=$("${chooseInterfaceCmd[@]}" "${interfacesArray[@]}" 2>&1 >/dev/tty)
+  if [[ $? = 0 ]]; then
+    for desiredInterface in ${chooseInterfaceOptions}; do
+      PIHOLE_INTERFACE=${desiredInterface}
+      echo "::: Using interface: $PIHOLE_INTERFACE"
+    done
+  else
+    echo "::: Cancel selected, exiting...."
+    exit 1
+  fi
 }
 
 useIPv6dialog() {
-	# Show the IPv6 address used for blocking
-	IPV6_ADDRESS=$(ip -6 route get 2001:4860:4860::8888 | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }')
-	whiptail --msgbox --backtitle "IPv6..." --title "IPv6 Supported" "$IPV6_ADDRESS will be used to block ads." ${r} ${c}
+  # Show the IPv6 address used for blocking
+  IPV6_ADDRESS=$(ip -6 route get 2001:4860:4860::8888 | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }')
+  whiptail --msgbox --backtitle "IPv6..." --title "IPv6 Supported" "$IPV6_ADDRESS will be used to block ads." ${r} ${c}
 }
 
 
 use4andor6() {
-	local useIPv4
-	local useIPv6
-	# Let use select IPv4 and/or IPv6
-	cmd=(whiptail --separate-output --checklist "Select Protocols (press space to select)" ${r} ${c} 2)
-	options=(IPv4 "Block ads over IPv4" on
-	IPv6 "Block ads over IPv6" off)
-	choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
-	if [[ $? = 0 ]];then
-		for choice in ${choices}
-		do
-			case ${choice} in
-			IPv4  )   useIPv4=true;;
-			IPv6  )   useIPv6=true;;
-			esac
-		done
-		if [[ ${useIPv4} ]]; then
-			find_IPv4_information
-			getStaticIPv4Settings
-			setStaticIPv4
-		fi
-		if [[ ${useIPv6} ]]; then
-			useIPv6dialog
-		fi
-			echo "::: IPv4 address: ${IPV4_ADDRESS}"
-			echo "::: IPv6 address: ${IPV6_ADDRESS}"
-		if [ ! ${useIPv4} ] && [ ! ${useIPv6} ]; then
-			echo "::: Cannot continue, neither IPv4 or IPv6 selected"
-			echo "::: Exiting"
-			exit 1
-		fi
-	else
-		echo "::: Cancel selected. Exiting..."
-		exit 1
-	fi
+  local useIPv4
+  local useIPv6
+  # Let use select IPv4 and/or IPv6
+  cmd=(whiptail --separate-output --checklist "Select Protocols (press space to select)" ${r} ${c} 2)
+  options=(IPv4 "Block ads over IPv4" on
+  IPv6 "Block ads over IPv6" off)
+  choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
+  if [[ $? = 0 ]];then
+    for choice in ${choices}
+    do
+      case ${choice} in
+      IPv4  )   useIPv4=true;;
+      IPv6  )   useIPv6=true;;
+      esac
+    done
+    if [[ ${useIPv4} ]]; then
+      find_IPv4_information
+      getStaticIPv4Settings
+      setStaticIPv4
+    fi
+    if [[ ${useIPv6} ]]; then
+      useIPv6dialog
+    fi
+      echo "::: IPv4 address: ${IPV4_ADDRESS}"
+      echo "::: IPv6 address: ${IPV6_ADDRESS}"
+    if [ ! ${useIPv4} ] && [ ! ${useIPv6} ]; then
+      echo "::: Cannot continue, neither IPv4 or IPv6 selected"
+      echo "::: Exiting"
+      exit 1
+    fi
+  else
+    echo "::: Cancel selected. Exiting..."
+    exit 1
+  fi
 }
 
 getStaticIPv4Settings() {
-	# Ask if the user wants to use DHCP settings as their static IP
-	if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Do you want to use your current network settings as a static address?
-					IP address:    ${IPV4_ADDRESS}
-					Gateway:       ${IPv4gw}" ${r} ${c}); then
-		# If they choose yes, let the user know that the IP address will not be available via DHCP and may cause a conflict.
-		whiptail --msgbox --backtitle "IP information" --title "FYI: IP Conflict" "It is possible your router could still try to assign this IP to a device, which would cause a conflict.  But in most cases the router is smart enough to not do that.
+  # Ask if the user wants to use DHCP settings as their static IP
+  if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Do you want to use your current network settings as a static address?
+          IP address:    ${IPV4_ADDRESS}
+          Gateway:       ${IPv4gw}" ${r} ${c}); then
+    # If they choose yes, let the user know that the IP address will not be available via DHCP and may cause a conflict.
+    whiptail --msgbox --backtitle "IP information" --title "FYI: IP Conflict" "It is possible your router could still try to assign this IP to a device, which would cause a conflict.  But in most cases the router is smart enough to not do that.
 If you are worried, either manually set the address, or modify the DHCP reservation pool so it does not include the IP you want.
 It is also possible to use a DHCP reservation, but if you are going to do that, you might as well set a static address." ${r} ${c}
-		# Nothing else to do since the variables are already set above
-	else
-		# Otherwise, we need to ask the user to input their desired settings.
-		# Start by getting the IPv4 address (pre-filling it with info gathered from DHCP)
-		# Start a loop to let the user enter their information with the chance to go back and edit it if necessary
-		until [[ ${ipSettingsCorrect} = True ]]; do
-			# Ask for the IPv4 address
-			IPV4_ADDRESS=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 address" --inputbox "Enter your desired IPv4 address" ${r} ${c} "${IPV4_ADDRESS}" 3>&1 1>&2 2>&3)
-			if [[ $? = 0 ]]; then
-			echo "::: Your static IPv4 address:    ${IPV4_ADDRESS}"
-			# Ask for the gateway
-			IPv4gw=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 gateway (router)" --inputbox "Enter your desired IPv4 default gateway" ${r} ${c} "${IPv4gw}" 3>&1 1>&2 2>&3)
-			if [[ $? = 0 ]]; then
-				echo "::: Your static IPv4 gateway:    ${IPv4gw}"
-				# Give the user a chance to review their settings before moving on
-				if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Are these settings correct?
-					IP address:    ${IPV4_ADDRESS}
-					Gateway:       ${IPv4gw}" ${r} ${c}); then
-					# After that's done, the loop ends and we move on
-					ipSettingsCorrect=True
-				else
-					# If the settings are wrong, the loop continues
-					ipSettingsCorrect=False
-				fi
-			else
-				# Cancelling gateway settings window
-				ipSettingsCorrect=False
-				echo "::: Cancel selected. Exiting..."
-				exit 1
-			fi
-		else
-			# Cancelling IPv4 settings window
-			ipSettingsCorrect=False
-			echo "::: Cancel selected. Exiting..."
-			exit 1
-		fi
-		done
-		# End the if statement for DHCP vs. static
-	fi
+    # Nothing else to do since the variables are already set above
+  else
+    # Otherwise, we need to ask the user to input their desired settings.
+    # Start by getting the IPv4 address (pre-filling it with info gathered from DHCP)
+    # Start a loop to let the user enter their information with the chance to go back and edit it if necessary
+    until [[ ${ipSettingsCorrect} = True ]]; do
+      # Ask for the IPv4 address
+      IPV4_ADDRESS=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 address" --inputbox "Enter your desired IPv4 address" ${r} ${c} "${IPV4_ADDRESS}" 3>&1 1>&2 2>&3)
+      if [[ $? = 0 ]]; then
+      echo "::: Your static IPv4 address:    ${IPV4_ADDRESS}"
+      # Ask for the gateway
+      IPv4gw=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 gateway (router)" --inputbox "Enter your desired IPv4 default gateway" ${r} ${c} "${IPv4gw}" 3>&1 1>&2 2>&3)
+      if [[ $? = 0 ]]; then
+        echo "::: Your static IPv4 gateway:    ${IPv4gw}"
+        # Give the user a chance to review their settings before moving on
+        if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Are these settings correct?
+          IP address:    ${IPV4_ADDRESS}
+          Gateway:       ${IPv4gw}" ${r} ${c}); then
+          # After that's done, the loop ends and we move on
+          ipSettingsCorrect=True
+        else
+          # If the settings are wrong, the loop continues
+          ipSettingsCorrect=False
+        fi
+      else
+        # Cancelling gateway settings window
+        ipSettingsCorrect=False
+        echo "::: Cancel selected. Exiting..."
+        exit 1
+      fi
+    else
+      # Cancelling IPv4 settings window
+      ipSettingsCorrect=False
+      echo "::: Cancel selected. Exiting..."
+      exit 1
+    fi
+    done
+    # End the if statement for DHCP vs. static
+  fi
 }
 
 setDHCPCD() {
-	# Append these lines to dhcpcd.conf to enable a static IP
-	echo "## interface ${PIHOLE_INTERFACE}
-	static ip_address=${IPV4_ADDRESS}
-	static routers=${IPv4gw}
-	static domain_name_servers=${IPv4gw}" | tee -a /etc/dhcpcd.conf >/dev/null
+  # Append these lines to dhcpcd.conf to enable a static IP
+  echo "## interface ${PIHOLE_INTERFACE}
+  static ip_address=${IPV4_ADDRESS}
+  static routers=${IPv4gw}
+  static domain_name_servers=${IPv4gw}" | tee -a /etc/dhcpcd.conf >/dev/null
 }
 
 setStaticIPv4() {
-	local IFCFG_FILE
-	local IPADDR
-	local CIDR
-	if [[ -f /etc/dhcpcd.conf ]]; then
-		# Debian Family
-		if grep -q "${IPV4_ADDRESS}" /etc/dhcpcd.conf; then
-			echo "::: Static IP already configured"
-		else
-			setDHCPCD
-			ip addr replace dev "${PIHOLE_INTERFACE}" "${IPV4_ADDRESS}"
-			echo ":::"
-			echo "::: Setting IP to ${IPV4_ADDRESS}.  You may need to restart after the install is complete."
-			echo ":::"
-		fi
-	elif [[ -f /etc/sysconfig/network-scripts/ifcfg-${PIHOLE_INTERFACE} ]];then
-		# Fedora Family
-		IFCFG_FILE=/etc/sysconfig/network-scripts/ifcfg-${PIHOLE_INTERFACE}
-		if grep -q "${IPV4_ADDRESS}" "${IFCFG_FILE}"; then
-			echo "::: Static IP already configured"
-		else
-			IPADDR=$(echo "${IPV4_ADDRESS}" | cut -f1 -d/)
-			CIDR=$(echo "${IPV4_ADDRESS}" | cut -f2 -d/)
-			# Backup existing interface configuration:
-			cp "${IFCFG_FILE}" "${IFCFG_FILE}".pihole.orig
-			# Build Interface configuration file:
-			{
-				echo "# Configured via Pi-Hole installer"
-				echo "DEVICE=$PIHOLE_INTERFACE"
-				echo "BOOTPROTO=none"
-				echo "ONBOOT=yes"
-				echo "IPADDR=$IPADDR"
-				echo "PREFIX=$CIDR"
-				echo "GATEWAY=$IPv4gw"
-				echo "DNS1=$PIHOLE_DNS_1"
-				echo "DNS2=$PIHOLE_DNS_2"
-				echo "USERCTL=no"
-			}>> "${IFCFG_FILE}"
-			ip addr replace dev "${PIHOLE_INTERFACE}" "${IPV4_ADDRESS}"
-			if [ -x "$(command -v nmcli)" ];then
-				# Tell NetworkManager to read our new sysconfig file
-				nmcli con load "${IFCFG_FILE}" > /dev/null
-			fi
-			echo ":::"
-			echo "::: Setting IP to ${IPV4_ADDRESS}.  You may need to restart after the install is complete."
-			echo ":::"
-		fi
-	else
-		echo "::: Warning: Unable to locate configuration file to set static IPv4 address!"
-		exit 1
-	fi
+  local IFCFG_FILE
+  local IPADDR
+  local CIDR
+  if [[ -f /etc/dhcpcd.conf ]]; then
+    # Debian Family
+    if grep -q "${IPV4_ADDRESS}" /etc/dhcpcd.conf; then
+      echo "::: Static IP already configured"
+    else
+      setDHCPCD
+      ip addr replace dev "${PIHOLE_INTERFACE}" "${IPV4_ADDRESS}"
+      echo ":::"
+      echo "::: Setting IP to ${IPV4_ADDRESS}.  You may need to restart after the install is complete."
+      echo ":::"
+    fi
+  elif [[ -f /etc/sysconfig/network-scripts/ifcfg-${PIHOLE_INTERFACE} ]];then
+    # Fedora Family
+    IFCFG_FILE=/etc/sysconfig/network-scripts/ifcfg-${PIHOLE_INTERFACE}
+    if grep -q "${IPV4_ADDRESS}" "${IFCFG_FILE}"; then
+      echo "::: Static IP already configured"
+    else
+      IPADDR=$(echo "${IPV4_ADDRESS}" | cut -f1 -d/)
+      CIDR=$(echo "${IPV4_ADDRESS}" | cut -f2 -d/)
+      # Backup existing interface configuration:
+      cp "${IFCFG_FILE}" "${IFCFG_FILE}".pihole.orig
+      # Build Interface configuration file:
+      {
+        echo "# Configured via Pi-Hole installer"
+        echo "DEVICE=$PIHOLE_INTERFACE"
+        echo "BOOTPROTO=none"
+        echo "ONBOOT=yes"
+        echo "IPADDR=$IPADDR"
+        echo "PREFIX=$CIDR"
+        echo "GATEWAY=$IPv4gw"
+        echo "DNS1=$PIHOLE_DNS_1"
+        echo "DNS2=$PIHOLE_DNS_2"
+        echo "USERCTL=no"
+      }>> "${IFCFG_FILE}"
+      ip addr replace dev "${PIHOLE_INTERFACE}" "${IPV4_ADDRESS}"
+      if [ -x "$(command -v nmcli)" ];then
+        # Tell NetworkManager to read our new sysconfig file
+        nmcli con load "${IFCFG_FILE}" > /dev/null
+      fi
+      echo ":::"
+      echo "::: Setting IP to ${IPV4_ADDRESS}.  You may need to restart after the install is complete."
+      echo ":::"
+    fi
+  else
+    echo "::: Warning: Unable to locate configuration file to set static IPv4 address!"
+    exit 1
+  fi
 }
 
 valid_ip() {
-	local ip=${1}
-	local stat=1
+  local ip=${1}
+  local stat=1
 
-	if [[ ${ip} =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
-		OIFS=$IFS
-		IFS='.'
-		ip=(${ip})
-		IFS=${OIFS}
-		[[ ${ip[0]} -le 255 && ${ip[1]} -le 255 \
-		&& ${ip[2]} -le 255 && ${ip[3]} -le 255 ]]
-		stat=$?
-	fi
-	return ${stat}
+  if [[ ${ip} =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
+    OIFS=$IFS
+    IFS='.'
+    ip=(${ip})
+    IFS=${OIFS}
+    [[ ${ip[0]} -le 255 && ${ip[1]} -le 255 \
+    && ${ip[2]} -le 255 && ${ip[3]} -le 255 ]]
+    stat=$?
+  fi
+  return ${stat}
 }
 
 setDNS() {
-	DNSChooseCmd=(whiptail --separate-output --radiolist "Select Upstream DNS Provider. To use your own, select Custom." ${r} ${c} 6)
-	DNSChooseOptions=(Google "" on
-			OpenDNS "" off
-			Level3 "" off
-			Norton "" off
-			Comodo "" off
-			Custom "" off)
-	DNSchoices=$("${DNSChooseCmd[@]}" "${DNSChooseOptions[@]}" 2>&1 >/dev/tty)
-	if [[ $? = 0 ]];then
-		case ${DNSchoices} in
-			Google)
-				echo "::: Using Google DNS servers."
-				PIHOLE_DNS_1="8.8.8.8"
-				PIHOLE_DNS_2="8.8.4.4"
-				;;
-			OpenDNS)
-				echo "::: Using OpenDNS servers."
-				PIHOLE_DNS_1="208.67.222.222"
-				PIHOLE_DNS_2="208.67.220.220"
-				;;
-			Level3)
-				echo "::: Using Level3 servers."
-				PIHOLE_DNS_1="4.2.2.1"
-				PIHOLE_DNS_2="4.2.2.2"
-				;;
-			Norton)
-				echo "::: Using Norton ConnectSafe servers."
-				PIHOLE_DNS_1="199.85.126.10"
-				PIHOLE_DNS_2="199.85.127.10"
-				;;
-			Comodo)
-				echo "::: Using Comodo Secure servers."
-				PIHOLE_DNS_1="8.26.56.26"
-				PIHOLE_DNS_2="8.20.247.20"
-				;;
-			Custom)
-				until [[ ${DNSSettingsCorrect} = True ]]; do
-				strInvalid="Invalid"
-				if [ ! ${PIHOLE_DNS_1} ]; then
-					if [ ! ${PIHOLE_DNS_2} ]; then
-						prePopulate=""
-					else
-						prePopulate=", ${PIHOLE_DNS_2}"
-					fi
-				elif  [ ${PIHOLE_DNS_1} ] && [ ! ${PIHOLE_DNS_2} ]; then
-					prePopulate="${PIHOLE_DNS_1}"
-				elif [ ${PIHOLE_DNS_1} ] && [ ${PIHOLE_DNS_2} ]; then
-					prePopulate="${PIHOLE_DNS_1}, ${PIHOLE_DNS_2}"
-				fi
+  DNSChooseCmd=(whiptail --separate-output --radiolist "Select Upstream DNS Provider. To use your own, select Custom." ${r} ${c} 6)
+  DNSChooseOptions=(Google "" on
+      OpenDNS "" off
+      Level3 "" off
+      Norton "" off
+      Comodo "" off
+      Custom "" off)
+  DNSchoices=$("${DNSChooseCmd[@]}" "${DNSChooseOptions[@]}" 2>&1 >/dev/tty)
+  if [[ $? = 0 ]];then
+    case ${DNSchoices} in
+      Google)
+        echo "::: Using Google DNS servers."
+        PIHOLE_DNS_1="8.8.8.8"
+        PIHOLE_DNS_2="8.8.4.4"
+        ;;
+      OpenDNS)
+        echo "::: Using OpenDNS servers."
+        PIHOLE_DNS_1="208.67.222.222"
+        PIHOLE_DNS_2="208.67.220.220"
+        ;;
+      Level3)
+        echo "::: Using Level3 servers."
+        PIHOLE_DNS_1="4.2.2.1"
+        PIHOLE_DNS_2="4.2.2.2"
+        ;;
+      Norton)
+        echo "::: Using Norton ConnectSafe servers."
+        PIHOLE_DNS_1="199.85.126.10"
+        PIHOLE_DNS_2="199.85.127.10"
+        ;;
+      Comodo)
+        echo "::: Using Comodo Secure servers."
+        PIHOLE_DNS_1="8.26.56.26"
+        PIHOLE_DNS_2="8.20.247.20"
+        ;;
+      Custom)
+        until [[ ${DNSSettingsCorrect} = True ]]; do
+        strInvalid="Invalid"
+        if [ ! ${PIHOLE_DNS_1} ]; then
+          if [ ! ${PIHOLE_DNS_2} ]; then
+            prePopulate=""
+          else
+            prePopulate=", ${PIHOLE_DNS_2}"
+          fi
+        elif  [ ${PIHOLE_DNS_1} ] && [ ! ${PIHOLE_DNS_2} ]; then
+          prePopulate="${PIHOLE_DNS_1}"
+        elif [ ${PIHOLE_DNS_1} ] && [ ${PIHOLE_DNS_2} ]; then
+          prePopulate="${PIHOLE_DNS_1}, ${PIHOLE_DNS_2}"
+        fi
 
-				piholeDNS=$(whiptail --backtitle "Specify Upstream DNS Provider(s)"  --inputbox "Enter your desired upstream DNS provider(s), seperated by a comma.\n\nFor example '8.8.8.8, 8.8.4.4'" ${r} ${c} "${prePopulate}" 3>&1 1>&2 2>&3)
+        piholeDNS=$(whiptail --backtitle "Specify Upstream DNS Provider(s)"  --inputbox "Enter your desired upstream DNS provider(s), seperated by a comma.\n\nFor example '8.8.8.8, 8.8.4.4'" ${r} ${c} "${prePopulate}" 3>&1 1>&2 2>&3)
 
-				if [[ $? = 0 ]]; then
-					PIHOLE_DNS_1=$(echo "${piholeDNS}" | sed 's/[, \t]\+/,/g' | awk -F, '{print$1}')
-					PIHOLE_DNS_2=$(echo "${piholeDNS}" | sed 's/[, \t]\+/,/g' | awk -F, '{print$2}')
-					if ! valid_ip "${PIHOLE_DNS_1}" || [ ! "${PIHOLE_DNS_1}" ]; then
-						PIHOLE_DNS_1=${strInvalid}
-					fi
-					if ! valid_ip "${PIHOLE_DNS_2}" && [ "${PIHOLE_DNS_2}" ]; then
-						PIHOLE_DNS_2=${strInvalid}
-					fi
-				else
-					echo "::: Cancel selected, exiting...."
-					exit 1
-				fi
-				if [[ ${PIHOLE_DNS_1} == "${strInvalid}" ]] || [[ ${PIHOLE_DNS_2} == "${strInvalid}" ]]; then
-					whiptail --msgbox --backtitle "Invalid IP" --title "Invalid IP" "One or both entered IP addresses were invalid. Please try again.\n\n    DNS Server 1:   $PIHOLE_DNS_1\n    DNS Server 2:   ${PIHOLE_DNS_2}" ${r} ${c}
-					if [[ ${PIHOLE_DNS_1} == "${strInvalid}" ]]; then
-						PIHOLE_DNS_1=""
-					fi
-					if [[ ${PIHOLE_DNS_2} == "${strInvalid}" ]]; then
-						PIHOLE_DNS_2=""
-					fi
-					DNSSettingsCorrect=False
-				else
-					if (whiptail --backtitle "Specify Upstream DNS Provider(s)" --title "Upstream DNS Provider(s)" --yesno "Are these settings correct?\n    DNS Server 1:   $PIHOLE_DNS_1\n    DNS Server 2:   ${PIHOLE_DNS_2}" ${r} ${c}); then
-					DNSSettingsCorrect=True
-				else
-				# If the settings are wrong, the loop continues
-					DNSSettingsCorrect=False
-					fi
-				fi
-				done
-				;;
-		esac
-	else
-		echo "::: Cancel selected. Exiting..."
-		exit 1
-	fi
+        if [[ $? = 0 ]]; then
+          PIHOLE_DNS_1=$(echo "${piholeDNS}" | sed 's/[, \t]\+/,/g' | awk -F, '{print$1}')
+          PIHOLE_DNS_2=$(echo "${piholeDNS}" | sed 's/[, \t]\+/,/g' | awk -F, '{print$2}')
+          if ! valid_ip "${PIHOLE_DNS_1}" || [ ! "${PIHOLE_DNS_1}" ]; then
+            PIHOLE_DNS_1=${strInvalid}
+          fi
+          if ! valid_ip "${PIHOLE_DNS_2}" && [ "${PIHOLE_DNS_2}" ]; then
+            PIHOLE_DNS_2=${strInvalid}
+          fi
+        else
+          echo "::: Cancel selected, exiting...."
+          exit 1
+        fi
+        if [[ ${PIHOLE_DNS_1} == "${strInvalid}" ]] || [[ ${PIHOLE_DNS_2} == "${strInvalid}" ]]; then
+          whiptail --msgbox --backtitle "Invalid IP" --title "Invalid IP" "One or both entered IP addresses were invalid. Please try again.\n\n    DNS Server 1:   $PIHOLE_DNS_1\n    DNS Server 2:   ${PIHOLE_DNS_2}" ${r} ${c}
+          if [[ ${PIHOLE_DNS_1} == "${strInvalid}" ]]; then
+            PIHOLE_DNS_1=""
+          fi
+          if [[ ${PIHOLE_DNS_2} == "${strInvalid}" ]]; then
+            PIHOLE_DNS_2=""
+          fi
+          DNSSettingsCorrect=False
+        else
+          if (whiptail --backtitle "Specify Upstream DNS Provider(s)" --title "Upstream DNS Provider(s)" --yesno "Are these settings correct?\n    DNS Server 1:   $PIHOLE_DNS_1\n    DNS Server 2:   ${PIHOLE_DNS_2}" ${r} ${c}); then
+          DNSSettingsCorrect=True
+        else
+        # If the settings are wrong, the loop continues
+          DNSSettingsCorrect=False
+          fi
+        fi
+        done
+        ;;
+    esac
+  else
+    echo "::: Cancel selected. Exiting..."
+    exit 1
+  fi
 }
 
 setLogging() {
@@ -503,99 +503,99 @@ setLogging() {
   local LogChooseOptions
   local LogChoices
 
-	LogToggleCommand=(whiptail --separate-output --radiolist "Do you want to log queries?\n (Disabling will render graphs on the Admin page useless):" ${r} ${c} 6)
-	LogChooseOptions=("On (Reccomended)" "" on
-			Off "" off)
-	LogChoices=$("${LogToggleCommand[@]}" "${LogChooseOptions[@]}" 2>&1 >/dev/tty) || (echo "::: Cancel selected. Exiting..." && exit 1)
-		case ${LogChoices} in
-			"On (Recommended)")
-				echo "::: Logging On."
-				QUERY_LOGGING=true
-				;;
-			Off)
-				echo "::: Logging Off."
-				QUERY_LOGGING=false
-				;;
-		esac
+  LogToggleCommand=(whiptail --separate-output --radiolist "Do you want to log queries?\n (Disabling will render graphs on the Admin page useless):" ${r} ${c} 6)
+  LogChooseOptions=("On (Reccomended)" "" on
+      Off "" off)
+  LogChoices=$("${LogToggleCommand[@]}" "${LogChooseOptions[@]}" 2>&1 >/dev/tty) || (echo "::: Cancel selected. Exiting..." && exit 1)
+    case ${LogChoices} in
+      "On (Recommended)")
+        echo "::: Logging On."
+        QUERY_LOGGING=true
+        ;;
+      Off)
+        echo "::: Logging Off."
+        QUERY_LOGGING=false
+        ;;
+    esac
 }
 
 
 version_check_dnsmasq() {
-	# Check if /etc/dnsmasq.conf is from pihole.  If so replace with an original and install new in .d directory
-	local dnsmasq_conf="/etc/dnsmasq.conf"
-	local dnsmasq_conf_orig="/etc/dnsmasq.conf.orig"
-	local dnsmasq_pihole_id_string="addn-hosts=/etc/pihole/gravity.list"
-	local dnsmasq_original_config="/etc/.pihole/advanced/dnsmasq.conf.original"
-	local dnsmasq_pihole_01_snippet="/etc/.pihole/advanced/01-pihole.conf"
-	local dnsmasq_pihole_01_location="/etc/dnsmasq.d/01-pihole.conf"
+  # Check if /etc/dnsmasq.conf is from pihole.  If so replace with an original and install new in .d directory
+  local dnsmasq_conf="/etc/dnsmasq.conf"
+  local dnsmasq_conf_orig="/etc/dnsmasq.conf.orig"
+  local dnsmasq_pihole_id_string="addn-hosts=/etc/pihole/gravity.list"
+  local dnsmasq_original_config="/etc/.pihole/advanced/dnsmasq.conf.original"
+  local dnsmasq_pihole_01_snippet="/etc/.pihole/advanced/01-pihole.conf"
+  local dnsmasq_pihole_01_location="/etc/dnsmasq.d/01-pihole.conf"
 
-	if [ -f ${dnsmasq_conf} ]; then
-		echo -n ":::    Existing dnsmasq.conf found..."
-		if grep -q ${dnsmasq_pihole_id_string} ${dnsmasq_conf}; then
-			echo " it is from a previous pi-hole install."
-			echo -n ":::    Backing up dnsmasq.conf to dnsmasq.conf.orig..."
-			mv -f ${dnsmasq_conf} ${dnsmasq_conf_orig}
-			echo " done."
-			echo -n ":::    Restoring default dnsmasq.conf..."
-			cp ${dnsmasq_original_config} ${dnsmasq_conf}
-			echo " done."
-		else
-			echo " it is not a pi-hole file, leaving alone!"
-		fi
-	else
-		echo -n ":::    No dnsmasq.conf found.. restoring default dnsmasq.conf..."
-		cp ${dnsmasq_original_config} ${dnsmasq_conf}
-		echo " done."
-	fi
+  if [ -f ${dnsmasq_conf} ]; then
+    echo -n ":::    Existing dnsmasq.conf found..."
+    if grep -q ${dnsmasq_pihole_id_string} ${dnsmasq_conf}; then
+      echo " it is from a previous pi-hole install."
+      echo -n ":::    Backing up dnsmasq.conf to dnsmasq.conf.orig..."
+      mv -f ${dnsmasq_conf} ${dnsmasq_conf_orig}
+      echo " done."
+      echo -n ":::    Restoring default dnsmasq.conf..."
+      cp ${dnsmasq_original_config} ${dnsmasq_conf}
+      echo " done."
+    else
+      echo " it is not a pi-hole file, leaving alone!"
+    fi
+  else
+    echo -n ":::    No dnsmasq.conf found.. restoring default dnsmasq.conf..."
+    cp ${dnsmasq_original_config} ${dnsmasq_conf}
+    echo " done."
+  fi
 
-	echo -n ":::    Copying 01-pihole.conf to /etc/dnsmasq.d/01-pihole.conf..."
-	cp ${dnsmasq_pihole_01_snippet} ${dnsmasq_pihole_01_location}
-	echo " done."
-	sed -i "s/@INT@/$PIHOLE_INTERFACE/" ${dnsmasq_pihole_01_location}
-	if [[ "${PIHOLE_DNS_1}" != "" ]]; then
-		sed -i "s/@DNS1@/$PIHOLE_DNS_1/" ${dnsmasq_pihole_01_location}
-	else
-		sed -i '/^server=@DNS1@/d' ${dnsmasq_pihole_01_location}
-	fi
-	if [[ "${PIHOLE_DNS_2}" != "" ]]; then
-		sed -i "s/@DNS2@/$PIHOLE_DNS_2/" ${dnsmasq_pihole_01_location}
-	else
-		sed -i '/^server=@DNS2@/d' ${dnsmasq_pihole_01_location}
-	fi
+  echo -n ":::    Copying 01-pihole.conf to /etc/dnsmasq.d/01-pihole.conf..."
+  cp ${dnsmasq_pihole_01_snippet} ${dnsmasq_pihole_01_location}
+  echo " done."
+  sed -i "s/@INT@/$PIHOLE_INTERFACE/" ${dnsmasq_pihole_01_location}
+  if [[ "${PIHOLE_DNS_1}" != "" ]]; then
+    sed -i "s/@DNS1@/$PIHOLE_DNS_1/" ${dnsmasq_pihole_01_location}
+  else
+    sed -i '/^server=@DNS1@/d' ${dnsmasq_pihole_01_location}
+  fi
+  if [[ "${PIHOLE_DNS_2}" != "" ]]; then
+    sed -i "s/@DNS2@/$PIHOLE_DNS_2/" ${dnsmasq_pihole_01_location}
+  else
+    sed -i '/^server=@DNS2@/d' ${dnsmasq_pihole_01_location}
+  fi
 
-	#sed -i "s/@HOSTNAME@/$hostname/" ${dnsmasq_pihole_01_location}
+  #sed -i "s/@HOSTNAME@/$hostname/" ${dnsmasq_pihole_01_location}
 
-	if [[ -f /etc/hostname ]]; then
-		hostname=$(</etc/hostname)
-	elif [ -x "$(command -v hostname)" ]; then
-		hostname=$(hostname -f)
-	fi
+  if [[ -f /etc/hostname ]]; then
+    hostname=$(</etc/hostname)
+  elif [ -x "$(command -v hostname)" ]; then
+    hostname=$(hostname -f)
+  fi
 
-	#Replace IPv4 and IPv6 tokens in 01-pihole.conf for pi.hole resolution.
-	if [[ "${IPV4_ADDRESS}" != "" ]]; then
-	    tmp=${IPV4_ADDRESS%/*}
-	    sed -i "s/@IPv4@/$tmp/" ${dnsmasq_pihole_01_location}
-	else
-		sed -i '/^address=\/pi.hole\/@IPv4@/d' ${dnsmasq_pihole_01_location}
-		sed -i '/^address=\/@HOSTNAME@\/@IPv4@/d' ${dnsmasq_pihole_01_location}
-	fi
+  #Replace IPv4 and IPv6 tokens in 01-pihole.conf for pi.hole resolution.
+  if [[ "${IPV4_ADDRESS}" != "" ]]; then
+      tmp=${IPV4_ADDRESS%/*}
+      sed -i "s/@IPv4@/$tmp/" ${dnsmasq_pihole_01_location}
+  else
+    sed -i '/^address=\/pi.hole\/@IPv4@/d' ${dnsmasq_pihole_01_location}
+    sed -i '/^address=\/@HOSTNAME@\/@IPv4@/d' ${dnsmasq_pihole_01_location}
+  fi
 
-	if [[ "${IPV6_ADDRESS}" != "" ]]; then
-	    sed -i "s/@IPv6@/$IPV6_ADDRESS/" ${dnsmasq_pihole_01_location}
-	else
-		sed -i '/^address=\/pi.hole\/@IPv6@/d' ${dnsmasq_pihole_01_location}
-		sed -i '/^address=\/@HOSTNAME@\/@IPv6@/d' ${dnsmasq_pihole_01_location}
-	fi
+  if [[ "${IPV6_ADDRESS}" != "" ]]; then
+      sed -i "s/@IPv6@/$IPV6_ADDRESS/" ${dnsmasq_pihole_01_location}
+  else
+    sed -i '/^address=\/pi.hole\/@IPv6@/d' ${dnsmasq_pihole_01_location}
+    sed -i '/^address=\/@HOSTNAME@\/@IPv6@/d' ${dnsmasq_pihole_01_location}
+  fi
 
-	if [[ "${hostname}" != "" ]]; then
-	    sed -i "s/@HOSTNAME@/$hostname/" ${dnsmasq_pihole_01_location}
-	else
-		sed -i '/^address=\/@HOSTNAME@*/d' ${dnsmasq_pihole_01_location}
-	fi
+  if [[ "${hostname}" != "" ]]; then
+      sed -i "s/@HOSTNAME@/$hostname/" ${dnsmasq_pihole_01_location}
+  else
+    sed -i '/^address=\/@HOSTNAME@*/d' ${dnsmasq_pihole_01_location}
+  fi
 
-	sed -i 's/^#conf-dir=\/etc\/dnsmasq.d$/conf-dir=\/etc\/dnsmasq.d/' ${dnsmasq_conf}
+  sed -i 's/^#conf-dir=\/etc\/dnsmasq.d$/conf-dir=\/etc\/dnsmasq.d/' ${dnsmasq_conf}
 
-	if [[ "${QUERY_LOGGING}" == false ]] ; then
+  if [[ "${QUERY_LOGGING}" == false ]] ; then
         #Disable Logging
         sed -i 's/^log-queries/#log-queries/' ${dnsmasq_pihole_01_location}
     else
@@ -605,348 +605,348 @@ version_check_dnsmasq() {
 }
 
 remove_legacy_scripts() {
-	#Tidy up /usr/local/bin directory if installing over previous install.
-	oldFiles=( gravity chronometer whitelist blacklist piholeLogFlush updateDashboard uninstall setupLCD piholeDebug)
-	for i in "${oldFiles[@]}"; do
-		if [ -f "/usr/local/bin/$i.sh" ]; then
-			rm /usr/local/bin/"$i".sh
-		fi
-	done
+  #Tidy up /usr/local/bin directory if installing over previous install.
+  oldFiles=( gravity chronometer whitelist blacklist piholeLogFlush updateDashboard uninstall setupLCD piholeDebug)
+  for i in "${oldFiles[@]}"; do
+    if [ -f "/usr/local/bin/$i.sh" ]; then
+      rm /usr/local/bin/"$i".sh
+    fi
+  done
 }
 
 installScripts() {
-	# Install the scripts from /etc/.pihole to their various locations
-	echo ":::"
-	echo -n "::: Installing scripts to /opt/pihole..."
-	#clear out /opt/pihole and recreate it. This allows us to remove scripts from future installs
-	rm -rf /opt/pihole
-	install -o "${USER}" -m755 -d /opt/pihole
+  # Install the scripts from /etc/.pihole to their various locations
+  echo ":::"
+  echo -n "::: Installing scripts to /opt/pihole..."
+  #clear out /opt/pihole and recreate it. This allows us to remove scripts from future installs
+  rm -rf /opt/pihole
+  install -o "${USER}" -m755 -d /opt/pihole
 
-	cd /etc/.pihole/
+  cd /etc/.pihole/
 
-	install -o "${USER}" -Dm755 -t /opt/pihole/ gravity.sh
-	install -o "${USER}" -Dm755 -t /opt/pihole/ ./advanced/Scripts/*.sh
-	install -o "${USER}" -Dm755 -t /opt/pihole/ ./automated\ install/uninstall.sh
-	install -o "${USER}" -Dm755 -t /usr/local/bin/ pihole
+  install -o "${USER}" -Dm755 -t /opt/pihole/ gravity.sh
+  install -o "${USER}" -Dm755 -t /opt/pihole/ ./advanced/Scripts/*.sh
+  install -o "${USER}" -Dm755 -t /opt/pihole/ ./automated\ install/uninstall.sh
+  install -o "${USER}" -Dm755 -t /usr/local/bin/ pihole
 
-	install -Dm644 ./advanced/bash-completion/pihole /etc/bash_completion.d/pihole
-	echo " done."
+  install -Dm644 ./advanced/bash-completion/pihole /etc/bash_completion.d/pihole
+  echo " done."
 }
 
 installConfigs() {
-	# Install the configs from /etc/.pihole to their various locations
-	echo ":::"
-	echo "::: Installing configs..."
-	version_check_dnsmasq
-	if [ ! -d "/etc/lighttpd" ]; then
-		mkdir /etc/lighttpd
-		chown "${USER}":root /etc/lighttpd
-		mv /etc/lighttpd/lighttpd.conf /etc/lighttpd/lighttpd.conf.orig
-	fi
-	cp /etc/.pihole/advanced/${LIGHTTPD_CFG} /etc/lighttpd/lighttpd.conf
-	mkdir -p /var/run/lighttpd
-	chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/run/lighttpd
-	mkdir -p /var/cache/lighttpd/compress
-	chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/cache/lighttpd/compress
-	mkdir -p /var/cache/lighttpd/uploads
-	chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/cache/lighttpd/uploads
+  # Install the configs from /etc/.pihole to their various locations
+  echo ":::"
+  echo "::: Installing configs..."
+  version_check_dnsmasq
+  if [ ! -d "/etc/lighttpd" ]; then
+    mkdir /etc/lighttpd
+    chown "${USER}":root /etc/lighttpd
+    mv /etc/lighttpd/lighttpd.conf /etc/lighttpd/lighttpd.conf.orig
+  fi
+  cp /etc/.pihole/advanced/${LIGHTTPD_CFG} /etc/lighttpd/lighttpd.conf
+  mkdir -p /var/run/lighttpd
+  chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/run/lighttpd
+  mkdir -p /var/cache/lighttpd/compress
+  chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/cache/lighttpd/compress
+  mkdir -p /var/cache/lighttpd/uploads
+  chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/cache/lighttpd/uploads
 }
 
 stop_service() {
-	# Stop service passed in as argument.
-	# Can softfail, as process may not be installed when this is called
-	echo ":::"
-	echo -n "::: Stopping ${1} service..."
-	if [ -x "$(command -v systemctl)" ]; then
-		systemctl stop "${1}" &> /dev/null & spinner $! || true
-	else
-		service "${1}" stop &> /dev/null & spinner $! || true
-	fi
-	echo " done."
+  # Stop service passed in as argument.
+  # Can softfail, as process may not be installed when this is called
+  echo ":::"
+  echo -n "::: Stopping ${1} service..."
+  if [ -x "$(command -v systemctl)" ]; then
+    systemctl stop "${1}" &> /dev/null & spinner $! || true
+  else
+    service "${1}" stop &> /dev/null & spinner $! || true
+  fi
+  echo " done."
 }
 
 start_service() {
-	# Start/Restart service passed in as argument
-	# This should not fail, it's an error if it does
-	echo ":::"
-	echo -n "::: Starting ${1} service..."
-	if [ -x "$(command -v systemctl)" ]; then
-		systemctl restart "${1}" &> /dev/null & spinner $!
-	else
-		service "${1}" restart &> /dev/null  & spinner $!
-	fi
-	echo " done."
+  # Start/Restart service passed in as argument
+  # This should not fail, it's an error if it does
+  echo ":::"
+  echo -n "::: Starting ${1} service..."
+  if [ -x "$(command -v systemctl)" ]; then
+    systemctl restart "${1}" &> /dev/null & spinner $!
+  else
+    service "${1}" restart &> /dev/null  & spinner $!
+  fi
+  echo " done."
 }
 
 enable_service() {
-	# Enable service so that it will start with next reboot
-	echo ":::"
-	echo -n "::: Enabling ${1} service to start on reboot..."
-	if [ -x "$(command -v systemctl)" ]; then
-		systemctl enable "${1}" &> /dev/null & spinner $!
-	else
-		update-rc.d "${1}" defaults &> /dev/null  & spinner $!
-	fi
-	echo " done."
+  # Enable service so that it will start with next reboot
+  echo ":::"
+  echo -n "::: Enabling ${1} service to start on reboot..."
+  if [ -x "$(command -v systemctl)" ]; then
+    systemctl enable "${1}" &> /dev/null & spinner $!
+  else
+    update-rc.d "${1}" defaults &> /dev/null  & spinner $!
+  fi
+  echo " done."
 }
 
 update_pacakge_cache() {
-	#Running apt-get update/upgrade with minimal output can cause some issues with
-	#requiring user input (e.g password for phpmyadmin see #218)
+  #Running apt-get update/upgrade with minimal output can cause some issues with
+  #requiring user input (e.g password for phpmyadmin see #218)
 
-	#Check to see if apt-get update has already been run today
-	#it needs to have been run at least once on new installs!
-	timestamp=$(stat -c %Y ${PKG_CACHE})
-	timestampAsDate=$(date -d @"${timestamp}" "+%b %e")
-	today=$(date "+%b %e")
+  #Check to see if apt-get update has already been run today
+  #it needs to have been run at least once on new installs!
+  timestamp=$(stat -c %Y ${PKG_CACHE})
+  timestampAsDate=$(date -d @"${timestamp}" "+%b %e")
+  today=$(date "+%b %e")
 
-	if [ ! "${today}" == "${timestampAsDate}" ]; then
-		#update package lists
-		echo ":::"
-		echo -n "::: ${PKG_MANAGER} update has not been run today. Running now..."
-		${UPDATE_PKG_CACHE} &> /dev/null & spinner $!
-		echo " done!"
-	fi
+  if [ ! "${today}" == "${timestampAsDate}" ]; then
+    #update package lists
+    echo ":::"
+    echo -n "::: ${PKG_MANAGER} update has not been run today. Running now..."
+    ${UPDATE_PKG_CACHE} &> /dev/null & spinner $!
+    echo " done!"
+  fi
 }
 
 notify_package_updates_available() {
   # Let user know if they have outdated packages on their system and
   # advise them to run a package update at soonest possible.
-	echo ":::"
-	echo -n "::: Checking ${PKG_MANAGER} for upgraded packages...."
-	updatesToInstall=$(eval "${PKG_COUNT}")
-	echo " done!"
-	echo ":::"
-	if [[ ${updatesToInstall} -eq "0" ]]; then
-		echo "::: Your system is up to date! Continuing with Pi-hole installation..."
-	else
-		echo "::: There are ${updatesToInstall} updates available for your system!"
-		echo "::: We recommend you run '${PKG_UPDATE}' after installing Pi-Hole! "
-		echo ":::"
-	fi
+  echo ":::"
+  echo -n "::: Checking ${PKG_MANAGER} for upgraded packages...."
+  updatesToInstall=$(eval "${PKG_COUNT}")
+  echo " done!"
+  echo ":::"
+  if [[ ${updatesToInstall} -eq "0" ]]; then
+    echo "::: Your system is up to date! Continuing with Pi-hole installation..."
+  else
+    echo "::: There are ${updatesToInstall} updates available for your system!"
+    echo "::: We recommend you run '${PKG_UPDATE}' after installing Pi-Hole! "
+    echo ":::"
+  fi
 }
 
 install_dependent_packages() {
-	# Install packages passed in via argument array
-	# No spinner - conflicts with set -e
-	declare -a argArray1=("${!1}")
+  # Install packages passed in via argument array
+  # No spinner - conflicts with set -e
+  declare -a argArray1=("${!1}")
 
-	for i in "${argArray1[@]}"; do
-		echo -n ":::    Checking for $i..."
-		package_check_install "${i}" &> /dev/null
-		echo " installed!"
-	done
+  for i in "${argArray1[@]}"; do
+    echo -n ":::    Checking for $i..."
+    package_check_install "${i}" &> /dev/null
+    echo " installed!"
+  done
 }
 
 getGitFiles() {
-	# Setup git repos for directory and repository passed
-	# as arguments 1 and 2
-	echo ":::"
-	echo "::: Checking for existing repository..."
-	if is_repo "${1}"; then
-	  update_repo "${1}"
-	else
-	  make_repo "${1}" "${2}"
-	fi
+  # Setup git repos for directory and repository passed
+  # as arguments 1 and 2
+  echo ":::"
+  echo "::: Checking for existing repository..."
+  if is_repo "${1}"; then
+    update_repo "${1}"
+  else
+    make_repo "${1}" "${2}"
+  fi
 }
 
 is_repo() {
-	# Use git to check if directory is currently under VCS
-	echo -n ":::    Checking $1 is a repo..."
-	cd "${1}" &> /dev/null || return 1
-	git status &> /dev/null && echo " OK!"; return 0 || echo " not found!"; return 1
+  # Use git to check if directory is currently under VCS
+  echo -n ":::    Checking $1 is a repo..."
+  cd "${1}" &> /dev/null || return 1
+  git status &> /dev/null && echo " OK!"; return 0 || echo " not found!"; return 1
 }
 
 make_repo() {
-	# Remove the non-repod interface and clone the interface
-	echo -n ":::    Cloning $2 into $1..."
-	rm -rf "${1}"
-	git clone -q --depth 1 "${2}" "${1}" > /dev/null & spinner $!
-	echo " done!"
+  # Remove the non-repod interface and clone the interface
+  echo -n ":::    Cloning $2 into $1..."
+  rm -rf "${1}"
+  git clone -q --depth 1 "${2}" "${1}" > /dev/null & spinner $!
+  echo " done!"
 }
 
 update_repo() {
-	# Pull the latest commits
-	echo -n ":::     Updating repo in $1..."
-	cd "${1}" || exit 1
-	git stash -q > /dev/null & spinner $!
-	git pull -q > /dev/null & spinner $!
-	echo " done!"
+  # Pull the latest commits
+  echo -n ":::     Updating repo in $1..."
+  cd "${1}" || exit 1
+  git stash -q > /dev/null & spinner $!
+  git pull -q > /dev/null & spinner $!
+  echo " done!"
 }
 
 CreateLogFile() {
-	# Create logfiles if necessary
-	echo ":::"
-	echo -n "::: Creating log file and changing owner to dnsmasq..."
-	if [ ! -f /var/log/pihole.log ]; then
-		touch /var/log/pihole.log
-		chmod 644 /var/log/pihole.log
-		chown "${DNSMASQ_USER}":root /var/log/pihole.log
-		echo " done!"
-	else
-		echo " already exists!"
-	fi
+  # Create logfiles if necessary
+  echo ":::"
+  echo -n "::: Creating log file and changing owner to dnsmasq..."
+  if [ ! -f /var/log/pihole.log ]; then
+    touch /var/log/pihole.log
+    chmod 644 /var/log/pihole.log
+    chown "${DNSMASQ_USER}":root /var/log/pihole.log
+    echo " done!"
+  else
+    echo " already exists!"
+  fi
 }
 
 installPiholeWeb() {
-	# Install the web interface
-	echo ":::"
-	echo -n "::: Installing pihole custom index page..."
-	if [ -d "/var/www/html/pihole" ]; then
-		echo " Existing page detected, not overwriting"
-	else
-		mkdir /var/www/html/pihole
-		if [ -f /var/www/html/index.lighttpd.html ]; then
-			mv /var/www/html/index.lighttpd.html /var/www/html/index.lighttpd.orig
-		else
-			printf "\n:::\tNo default index.lighttpd.html file found... not backing up"
-		fi
-		cp /etc/.pihole/advanced/index.* /var/www/html/pihole/.
-		echo " done!"
-	fi
-	# Install Sudoer file
-	echo -n "::: Installing sudoer file..."
-	mkdir -p /etc/sudoers.d/
-	cp /etc/.pihole/advanced/pihole.sudo /etc/sudoers.d/pihole
-	chmod 0440 /etc/sudoers.d/pihole
-	echo " done!"
+  # Install the web interface
+  echo ":::"
+  echo -n "::: Installing pihole custom index page..."
+  if [ -d "/var/www/html/pihole" ]; then
+    echo " Existing page detected, not overwriting"
+  else
+    mkdir /var/www/html/pihole
+    if [ -f /var/www/html/index.lighttpd.html ]; then
+      mv /var/www/html/index.lighttpd.html /var/www/html/index.lighttpd.orig
+    else
+      printf "\n:::\tNo default index.lighttpd.html file found... not backing up"
+    fi
+    cp /etc/.pihole/advanced/index.* /var/www/html/pihole/.
+    echo " done!"
+  fi
+  # Install Sudoer file
+  echo -n "::: Installing sudoer file..."
+  mkdir -p /etc/sudoers.d/
+  cp /etc/.pihole/advanced/pihole.sudo /etc/sudoers.d/pihole
+  chmod 0440 /etc/sudoers.d/pihole
+  echo " done!"
 }
 
 installCron() {
-	# Install the cron job
-	echo ":::"
-	echo -n "::: Installing latest Cron script..."
-	cp /etc/.pihole/advanced/pihole.cron /etc/cron.d/pihole
-	echo " done!"
+  # Install the cron job
+  echo ":::"
+  echo -n "::: Installing latest Cron script..."
+  cp /etc/.pihole/advanced/pihole.cron /etc/cron.d/pihole
+  echo " done!"
 }
 
 runGravity() {
-	# Run gravity.sh to build blacklists
-	echo ":::"
-	echo "::: Preparing to run gravity.sh to refresh hosts..."
-	if ls /etc/pihole/list* 1> /dev/null 2>&1; then
-		echo "::: Cleaning up previous install (preserving whitelist/blacklist)"
-		rm /etc/pihole/list.*
-	fi
-	echo "::: Running gravity.sh"
-	/opt/pihole/gravity.sh
+  # Run gravity.sh to build blacklists
+  echo ":::"
+  echo "::: Preparing to run gravity.sh to refresh hosts..."
+  if ls /etc/pihole/list* 1> /dev/null 2>&1; then
+    echo "::: Cleaning up previous install (preserving whitelist/blacklist)"
+    rm /etc/pihole/list.*
+  fi
+  echo "::: Running gravity.sh"
+  /opt/pihole/gravity.sh
 }
 
 create_pihole_user() {
-	# Check if user pihole exists and create if not
-	echo "::: Checking if user 'pihole' exists..."
-	id -u pihole &> /dev/null && echo "::: User 'pihole' already exists" || (echo "::: User 'pihole' doesn't exist. Creating..." && useradd -r -s /usr/sbin/nologin pihole)
+  # Check if user pihole exists and create if not
+  echo "::: Checking if user 'pihole' exists..."
+  id -u pihole &> /dev/null && echo "::: User 'pihole' already exists" || (echo "::: User 'pihole' doesn't exist. Creating..." && useradd -r -s /usr/sbin/nologin pihole)
 }
 
 configureFirewall() {
-	# Allow HTTP and DNS traffic
-	if [ -x "$(command -v firewall-cmd)" ]; then
-		firewall-cmd --state &> /dev/null && ( echo "::: Configuring firewalld for httpd and dnsmasq.." && firewall-cmd --permanent --add-port=80/tcp && firewall-cmd --permanent --add-port=53/tcp \
-		&& firewall-cmd --permanent --add-port=53/udp && firewall-cmd --reload) || echo "::: FirewallD not enabled"
-	elif [ -x "$(command -v iptables)" ]; then
-		echo "::: Configuring iptables for httpd and dnsmasq.."
-		iptables -A INPUT -p tcp -m tcp --dport 80 -j ACCEPT
-		iptables -A INPUT -p tcp -m tcp --dport 53 -j ACCEPT
-		iptables -A INPUT -p udp -m udp --dport 53 -j ACCEPT
-	else
-		echo "::: No firewall detected.. skipping firewall configuration."
-	fi
+  # Allow HTTP and DNS traffic
+  if [ -x "$(command -v firewall-cmd)" ]; then
+    firewall-cmd --state &> /dev/null && ( echo "::: Configuring firewalld for httpd and dnsmasq.." && firewall-cmd --permanent --add-port=80/tcp && firewall-cmd --permanent --add-port=53/tcp \
+    && firewall-cmd --permanent --add-port=53/udp && firewall-cmd --reload) || echo "::: FirewallD not enabled"
+  elif [ -x "$(command -v iptables)" ]; then
+    echo "::: Configuring iptables for httpd and dnsmasq.."
+    iptables -A INPUT -p tcp -m tcp --dport 80 -j ACCEPT
+    iptables -A INPUT -p tcp -m tcp --dport 53 -j ACCEPT
+    iptables -A INPUT -p udp -m udp --dport 53 -j ACCEPT
+  else
+    echo "::: No firewall detected.. skipping firewall configuration."
+  fi
 }
 
 finalExports() {
-	#If it already exists, lets overwrite it with the new values.
-	if [[ -f ${setupVars} ]]; then
-		rm ${setupVars}
-	fi
+  #If it already exists, lets overwrite it with the new values.
+  if [[ -f ${setupVars} ]]; then
+    rm ${setupVars}
+  fi
     {
-	echo "PIHOLE_INTERFACE=${PIHOLE_INTERFACE}"
-	echo "IPV4_ADDRESS=${IPV4_ADDRESS}"
-	echo "IPV6_ADDRESS=${IPV6_ADDRESS}"
-	echo "PIHOLE_DNS_1=${PIHOLE_DNS_1}"
-	echo "PIHOLE_DNS_2=${PIHOLE_DNS_2}"
-	echo "QUERY_LOGGING=${QUERY_LOGGING}"
+  echo "PIHOLE_INTERFACE=${PIHOLE_INTERFACE}"
+  echo "IPV4_ADDRESS=${IPV4_ADDRESS}"
+  echo "IPV6_ADDRESS=${IPV6_ADDRESS}"
+  echo "PIHOLE_DNS_1=${PIHOLE_DNS_1}"
+  echo "PIHOLE_DNS_2=${PIHOLE_DNS_2}"
+  echo "QUERY_LOGGING=${QUERY_LOGGING}"
     }>> "${setupVars}"
 }
 
 installPihole() {
-	# Install base files and web interface
-	create_pihole_user
-	if [ ! -d "/var/www/html" ]; then
-		mkdir -p /var/www/html
-	fi
-	chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/www/html
-	chmod 775 /var/www/html
-	usermod -a -G ${LIGHTTPD_GROUP} pihole
-	if [ -x "$(command -v lighty-enable-mod)" ]; then
-		lighty-enable-mod fastcgi fastcgi-php > /dev/null || true
-	else
-		printf "\n:::\tWarning: 'lighty-enable-mod' utility not found. Please ensure fastcgi is enabled if you experience issues.\n"
-	fi
-	installScripts
-	installConfigs
-	CreateLogFile
-	configureSelinux
-	installPiholeWeb
-	installCron
-	configureFirewall
-	finalExports
-	runGravity
+  # Install base files and web interface
+  create_pihole_user
+  if [ ! -d "/var/www/html" ]; then
+    mkdir -p /var/www/html
+  fi
+  chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/www/html
+  chmod 775 /var/www/html
+  usermod -a -G ${LIGHTTPD_GROUP} pihole
+  if [ -x "$(command -v lighty-enable-mod)" ]; then
+    lighty-enable-mod fastcgi fastcgi-php > /dev/null || true
+  else
+    printf "\n:::\tWarning: 'lighty-enable-mod' utility not found. Please ensure fastcgi is enabled if you experience issues.\n"
+  fi
+  installScripts
+  installConfigs
+  CreateLogFile
+  configureSelinux
+  installPiholeWeb
+  installCron
+  configureFirewall
+  finalExports
+  runGravity
 }
 
 accountForRefactor() {
     # At some point in the future this list can be pruned, for now we'll need it to ensure updates don't break.
 
-	# Refactoring of install script has changed the name of a couple of variables. Sort them out here.
-	sed -i 's/IPv4addr/IPv4_address/g' ${setupVars}
-	sed -i 's/piholeIPv6/IPv6_address/g' ${setupVars}
+  # Refactoring of install script has changed the name of a couple of variables. Sort them out here.
+  sed -i 's/IPv4addr/IPv4_address/g' ${setupVars}
+  sed -i 's/piholeIPv6/IPv6_address/g' ${setupVars}
 
-	# Account for renaming of global variables.
-	sed -i 's/piholeInterface/PIHOLE_INTERFACE/g' ${setupVars}
-	sed -i 's/IPv4_address/IPV4_ADDRESS/g' ${setupVars}
-	sed -i 's/IPv6_address/IPV6_ADDRESS/g' ${setupVars}
-	sed -i 's/piholeDNS1/PIHOLE_DNS_1/g' ${setupVars}
-	sed -i 's/piholeDNS2/PIHOLE_DNS_2/g' ${setupVars}
+  # Account for renaming of global variables.
+  sed -i 's/piholeInterface/PIHOLE_INTERFACE/g' ${setupVars}
+  sed -i 's/IPv4_address/IPV4_ADDRESS/g' ${setupVars}
+  sed -i 's/IPv6_address/IPV6_ADDRESS/g' ${setupVars}
+  sed -i 's/piholeDNS1/PIHOLE_DNS_1/g' ${setupVars}
+  sed -i 's/piholeDNS2/PIHOLE_DNS_2/g' ${setupVars}
 
 }
 
 updatePihole() {
     accountForRefactor
-	# Source ${setupVars} for use in the rest of the functions.
-	. ${setupVars}
-	# Install base files and web interface
-	installScripts
-	installConfigs
-	CreateLogFile
-	configureSelinux
-	installPiholeWeb
-	installCron
-	configureFirewall
-	runGravity
+  # Source ${setupVars} for use in the rest of the functions.
+  . ${setupVars}
+  # Install base files and web interface
+  installScripts
+  installConfigs
+  CreateLogFile
+  configureSelinux
+  installPiholeWeb
+  installCron
+  configureFirewall
+  runGravity
 }
 
 configureSelinux() {
-	if [ -x "$(command -v getenforce)" ]; then
-		printf "\n::: SELinux Detected\n"
-		printf ":::\tChecking for SELinux policy development packages..."
-		package_check_install "selinux-policy-devel" > /dev/null
-		echo " installed!"
-		printf ":::\tEnabling httpd server side includes (SSI).. "
-		setsebool -P httpd_ssi_exec on &> /dev/null && echo "Success" || echo "SELinux not enabled"
-		printf "\n:::\tCompiling Pi-Hole SELinux policy..\n"
-		if ! [ -x "$(command -v systemctl)" ]; then
-			sed -i.bak '/systemd/d' /etc/.pihole/advanced/selinux/pihole.te
-		fi
-		checkmodule -M -m -o /etc/pihole/pihole.mod /etc/.pihole/advanced/selinux/pihole.te
-		semodule_package -o /etc/pihole/pihole.pp -m /etc/pihole/pihole.mod
-		semodule -i /etc/pihole/pihole.pp
-		rm -f /etc/pihole/pihole.mod
-		semodule -l | grep pihole &> /dev/null && echo "::: Installed Pi-Hole SELinux policy" || echo "::: Warning: Pi-Hole SELinux policy did not install."
-	fi
+  if [ -x "$(command -v getenforce)" ]; then
+    printf "\n::: SELinux Detected\n"
+    printf ":::\tChecking for SELinux policy development packages..."
+    package_check_install "selinux-policy-devel" > /dev/null
+    echo " installed!"
+    printf ":::\tEnabling httpd server side includes (SSI).. "
+    setsebool -P httpd_ssi_exec on &> /dev/null && echo "Success" || echo "SELinux not enabled"
+    printf "\n:::\tCompiling Pi-Hole SELinux policy..\n"
+    if ! [ -x "$(command -v systemctl)" ]; then
+      sed -i.bak '/systemd/d' /etc/.pihole/advanced/selinux/pihole.te
+    fi
+    checkmodule -M -m -o /etc/pihole/pihole.mod /etc/.pihole/advanced/selinux/pihole.te
+    semodule_package -o /etc/pihole/pihole.pp -m /etc/pihole/pihole.mod
+    semodule -i /etc/pihole/pihole.pp
+    rm -f /etc/pihole/pihole.mod
+    semodule -l | grep pihole &> /dev/null && echo "::: Installed Pi-Hole SELinux policy" || echo "::: Warning: Pi-Hole SELinux policy did not install."
+  fi
 }
 
 displayFinalMessage() {
-	# Final completion message to user
-	whiptail --msgbox --backtitle "Make it so." --title "Installation Complete!" "Configure your devices to use the Pi-hole as their DNS server using:
+  # Final completion message to user
+  whiptail --msgbox --backtitle "Make it so." --title "Installation Complete!" "Configure your devices to use the Pi-hole as their DNS server using:
 
 IPv4:	${IPV4_ADDRESS%/*}
 IPv6:	${IPV6_ADDRESS}
@@ -958,146 +958,146 @@ View the web interface at http://pi.hole/admin or http://${IPV4_ADDRESS%/*}/admi
 }
 
 update_dialogs() {
-	# reconfigure
-	if [ "${reconfigure}" = true ]; then
-		opt1a="Repair"
-		opt1b="This will retain existing settings"
-		strAdd="You will remain on the same version"
-	else
-		opt1a="Update"
-		opt1b="This will retain existing settings."
-		strAdd="You will be updated to the latest version."
-	fi
-	opt2a="Reconfigure"
-	opt2b="This will allow you to enter new settings"
+  # reconfigure
+  if [ "${reconfigure}" = true ]; then
+    opt1a="Repair"
+    opt1b="This will retain existing settings"
+    strAdd="You will remain on the same version"
+  else
+    opt1a="Update"
+    opt1b="This will retain existing settings."
+    strAdd="You will be updated to the latest version."
+  fi
+  opt2a="Reconfigure"
+  opt2b="This will allow you to enter new settings"
 
-	UpdateCmd=$(whiptail --title "Existing Install Detected!" --menu "\n\nWe have detected an existing install.\n\nPlease choose from the following options: \n($strAdd)" ${r} ${c} 2 \
-	"${opt1a}"  "${opt1b}" \
-	"${opt2a}"  "${opt2b}" 3>&2 2>&1 1>&3)
+  UpdateCmd=$(whiptail --title "Existing Install Detected!" --menu "\n\nWe have detected an existing install.\n\nPlease choose from the following options: \n($strAdd)" ${r} ${c} 2 \
+  "${opt1a}"  "${opt1b}" \
+  "${opt2a}"  "${opt2b}" 3>&2 2>&1 1>&3)
 
-	if [[ $? = 0 ]];then
-		case ${UpdateCmd} in
-			${opt1a})
-				echo "::: ${opt1a} option selected."
-				useUpdateVars=true
-				;;
-			${opt2a})
-				echo "::: ${opt2a} option selected"
-				useUpdateVars=false
-				;;
-		esac
-	else
-		echo "::: Cancel selected. Exiting..."
-		exit 1
-	fi
+  if [[ $? = 0 ]];then
+    case ${UpdateCmd} in
+      ${opt1a})
+        echo "::: ${opt1a} option selected."
+        useUpdateVars=true
+        ;;
+      ${opt2a})
+        echo "::: ${opt2a} option selected"
+        useUpdateVars=false
+        ;;
+    esac
+  else
+    echo "::: Cancel selected. Exiting..."
+    exit 1
+  fi
 
 }
 
 main() {
 # Check arguments for the undocumented flags
-	for var in "$@"; do
-		case "$var" in
-			"--reconfigure"  ) reconfigure=true;;
-			"--i_do_not_follow_recommendations"   ) skipSpaceCheck=false;;
-			"--unattended"     ) runUnattended=true;;
-		esac
-	done
+  for var in "$@"; do
+    case "$var" in
+      "--reconfigure"  ) reconfigure=true;;
+      "--i_do_not_follow_recommendations"   ) skipSpaceCheck=false;;
+      "--unattended"     ) runUnattended=true;;
+    esac
+  done
 
-	if [[ -f ${setupVars} ]]; then
-		if [[ "${runUnattended}" == true ]]; then
-			echo "::: --unattended passed to install script, no whiptail dialogs will be displayed"
-			useUpdateVars=true
-		else
-			update_dialogs
-		fi
-	fi
+  if [[ -f ${setupVars} ]]; then
+    if [[ "${runUnattended}" == true ]]; then
+      echo "::: --unattended passed to install script, no whiptail dialogs will be displayed"
+      useUpdateVars=true
+    else
+      update_dialogs
+    fi
+  fi
 
-	# Start the installer
-	# Verify there is enough disk space for the install
-	if [[ "${skipSpaceCheck}" == true ]]; then
-		echo "::: --i_do_not_follow_recommendations passed to script, skipping free disk space verification!"
-	else
-		verifyFreeDiskSpace
-	fi
+  # Start the installer
+  # Verify there is enough disk space for the install
+  if [[ "${skipSpaceCheck}" == true ]]; then
+    echo "::: --i_do_not_follow_recommendations passed to script, skipping free disk space verification!"
+  else
+    verifyFreeDiskSpace
+  fi
 
-	# Update package cache
-	update_pacakge_cache
+  # Update package cache
+  update_pacakge_cache
 
-	# Notify user of package availability
-	notify_package_updates_available
+  # Notify user of package availability
+  notify_package_updates_available
 
-	# Install packages used by this installation script
-	install_dependent_packages INSTALLER_DEPS[@]
+  # Install packages used by this installation script
+  install_dependent_packages INSTALLER_DEPS[@]
 
-	if [[ "${reconfigure}" == true ]]; then
-		echo "::: --reconfigure passed to install script. Not downloading/updating local repos"
-	else
-		# Get Git files for Core and Admin
-		getGitFiles ${piholeFilesDir} ${piholeGitUrl}
-		getGitFiles ${webInterfaceDir} ${webInterfaceGitUrl}
-	fi
+  if [[ "${reconfigure}" == true ]]; then
+    echo "::: --reconfigure passed to install script. Not downloading/updating local repos"
+  else
+    # Get Git files for Core and Admin
+    getGitFiles ${piholeFilesDir} ${piholeGitUrl}
+    getGitFiles ${webInterfaceDir} ${webInterfaceGitUrl}
+  fi
 
-	if [[ ${useUpdateVars} == false ]]; then
-		# Display welcome dialogs
-		welcomeDialogs
-		# Create directory for Pi-hole storage
-		mkdir -p /etc/pihole/
-		# Remove legacy scripts from previous storage location
-		remove_legacy_scripts
-		# Stop resolver and webserver while installing proceses
-		stop_service dnsmasq
-		stop_service lighttpd
-		# Determine available interfaces
-		get_available_interfaces
-		# Find interfaces and let the user choose one
-		chooseInterface
-		# Let the user decide if they want to block ads over IPv4 and/or IPv6
-		use4andor6
-		# Decide what upstream DNS Servers to use
-		setDNS
-		# Let the user decide if they want query logging enabled...
-		setLogging
+  if [[ ${useUpdateVars} == false ]]; then
+    # Display welcome dialogs
+    welcomeDialogs
+    # Create directory for Pi-hole storage
+    mkdir -p /etc/pihole/
+    # Remove legacy scripts from previous storage location
+    remove_legacy_scripts
+    # Stop resolver and webserver while installing proceses
+    stop_service dnsmasq
+    stop_service lighttpd
+    # Determine available interfaces
+    get_available_interfaces
+    # Find interfaces and let the user choose one
+    chooseInterface
+    # Let the user decide if they want to block ads over IPv4 and/or IPv6
+    use4andor6
+    # Decide what upstream DNS Servers to use
+    setDNS
+    # Let the user decide if they want query logging enabled...
+    setLogging
 
-		# Install packages used by the Pi-hole
-	    install_dependent_packages PIHOLE_DEPS[@]
+    # Install packages used by the Pi-hole
+      install_dependent_packages PIHOLE_DEPS[@]
 
-		# Install and log everything to a file
-		installPihole | tee ${tmpLog}
-	else
-	    # Install packages used by the Pi-hole
-	    install_dependent_packages PIHOLE_DEPS[@]
-		updatePihole | tee ${tmpLog}
-	fi
+    # Install and log everything to a file
+    installPihole | tee ${tmpLog}
+  else
+      # Install packages used by the Pi-hole
+      install_dependent_packages PIHOLE_DEPS[@]
+    updatePihole | tee ${tmpLog}
+  fi
 
-	# Move the log file into /etc/pihole for storage
-	mv ${tmpLog} ${instalLogLoc}
+  # Move the log file into /etc/pihole for storage
+  mv ${tmpLog} ${instalLogLoc}
 
-	if [[ "${useUpdateVars}" == false ]]; then
-	    displayFinalMessage
-	fi
+  if [[ "${useUpdateVars}" == false ]]; then
+      displayFinalMessage
+  fi
 
-	echo "::: Restarting services..."
-	# Start services
-	start_service dnsmasq
-	enable_service dnsmasq
-	start_service lighttpd
-	enable_service lighttpd
-	echo "::: done."
+  echo "::: Restarting services..."
+  # Start services
+  start_service dnsmasq
+  enable_service dnsmasq
+  start_service lighttpd
+  enable_service lighttpd
+  echo "::: done."
 
-	echo ":::"
-	if [[ "${useUpdateVars}" == false ]]; then
-		echo "::: Installation Complete! Configure your devices to use the Pi-hole as their DNS server using:"
-		echo ":::     ${IPV4_ADDRESS%/*}"
-		echo ":::     ${IPV6_ADDRESS}"
-		echo ":::"
-		echo "::: If you set a new IP address, you should restart the Pi."
-	else
-		echo "::: Update complete!"
-	fi
+  echo ":::"
+  if [[ "${useUpdateVars}" == false ]]; then
+    echo "::: Installation Complete! Configure your devices to use the Pi-hole as their DNS server using:"
+    echo ":::     ${IPV4_ADDRESS%/*}"
+    echo ":::     ${IPV6_ADDRESS}"
+    echo ":::"
+    echo "::: If you set a new IP address, you should restart the Pi."
+  else
+    echo "::: Update complete!"
+  fi
 
-	echo ":::"
-	echo "::: The install log is located at: /etc/pihole/install.log"
-	echo "::: View the web interface at http://pi.hole/admin or http://${IPV4_ADDRESS%/*}/admin"
+  echo ":::"
+  echo "::: The install log is located at: /etc/pihole/install.log"
+  echo "::: View the web interface at http://pi.hole/admin or http://${IPV4_ADDRESS%/*}/admin"
 }
 
 main "$@"