How To: GRUB-BTRFS Snapshot Booting on Arch Linux Systems
This quick tutorial shows every step for installing and configuring grub-btrfs on a vanilla Arch-based system, in this case EndeavourOS Atlantis Neo, just like Manjaro Q'onoS has! Fast and painless disaster recovery via the boot menu is nice to have on a rolling-release system. This is no substitute for a proper off-site backup solution!