You also may considder to have an older LTS-kernel (like 6.1 ) installed along. This way you always have the posibility to switch kernels to test.
So i assume you even want to use snapshots and make backups
Because manjaro can break at any update. And you can’t use manjaro without updating regularly. So you need a way to rollback if something breaks.
Make Backups:
You also can look for timeshift, snapper, btrfs, snapshots
