If changing printer settings no longer works because the system starts requesting the lpadmin password try this command in Terminal:
dseditgroup -o edit -p -a admin -t group _lpadmin
This adds the admin user back to the lpadmin group and changes should then be possible.
I usually write a blog post about once a week. The latest post can be viewed here: Respect the Flag?: Find me a Maori flag and I will burn it. (posted 2025-05-31 at 18:45:40). I do podcasts too!. You can listen to my latest podcast, here: OJB's Podcast 2025-04-24 Go Winston!: If a politician want's to empower the majority view then I'm all for it..