On Saturday, September 25, 2021 08:32:26 AM Greg Wooledge wrote: > When you're ready to upgrade to a newer stable release, you can read > through the release notes, and take the time to perform the upgrade > properly.
All replies I've seen so far mention this (reading (and following) the release notes, but I'd like to emphasize that. I don't know about the transition from Buster to Bullseye, but many version upgrades have had what I would call "gotchas" that will get you if you don't follow the release notes.