HOW TO DISABLE & DELETE SNAP ON UBUNTU 22.04
(also seems to work on 22.10 & 23.04)
Address for reference
https://onlinux.systems/guides/20220524_how-to-disable-and-remove-snap-on-ubuntu-2204



DISABLE SNAP
sudo systemctl disable snapd.service
sudo systemctl disable snapd.socket
sudo systemctl disable snapd.seeded.service

REMOVE SNAP PACKAGES
sudo snap remove firefox
sudo snap remove snap-store
sudo snap list
(repeat snap remove on remainder of snap list)

REMOVE SNAP
sudo apt autoremove --purge snapd

CHECK THAT VAR CACHE IS CLEARED in NEXT STEPS
sudo rm -rf /var/cache/snapd/
rm -rf ~/snap


REINSTALL FIREFOX from non-snap sources, & ANY APPS NEEDED