Enable Wayland on Pop_OS!

enable_wayland_popos.sh

#!/bin/bash
set -e

GDMFILE="/etc/gdm3/custom.conf"
GDMBACKUPSUFFIX=".bak"
GDMBACKUPFILE="${GDMFILE}${GDMBACKUPSUFFIX}"

if [ ! -f "${GDMFILE}" ]; then
  echo "GDM Config file missing, are you sure you're using GDM?"
  exit 1
fi

if [ -f "${GDMBACKUPFILE}" ]; then
  echo "Backup file already exists, bailing out to ensure we don't overwrite a previous backup"
  echo "Please move this old backup then run this script again"
  echo "File: ${GDMBACKUPFILE}"
  exit 1
fi

sudo sed -i${GDMBACKUPSUFFIX} -r 's/^WaylandEnable=false/\#WaylandEnable=false/g' ${GDMFILE}
if [ "$?" -gt 0 ]; then
  echo "Failed to update configuration to enable Wayland"
  exit 1
else
  echo "Wayland has now been enabled, please reboot then on the login screen select the Wayland option"
  echo "If you need to revert this configuration change, a backup of the config is available here: ${GDMBACKUPFILE}"
fi