Music files don't have thumbnail preview in both file manager and audio player? Here's how to fix by adding album cover

Debian defaults to Firefox ESR focused on security fixes and policy updates. For those prefer the latest feature release, here are different ways to get it

Ubuntu is switching default Firefox to Snap. For those looking for alternative, Firefox ESR is one of good choices though native DEB still available so far

Most Linux now requires root account password to get into recovery or rescue mode. What if PC does not boot, or you forgot the password?