sergio
sergio
firefox window size (and monitor) is 1200x1600 (portrait)
I confirm this issue. While auto discovery via avahi and direct printer configuration (https://spooler:631/printer/printer) works fine, auto-detect by ip doesn't work. 
Automatic discovery of printers not working still not working! I have correct setup. Linux client successfully discovers cups server with no cups* packages, only avahi-daemon. That time I switch "Android...
Yes, this is still active! I can make a qemu/virtualbox image with cups and avahi.
BTW, "Default Print Service" from the lineageos 15.1 sucessfully founds the printer.
ok, I'll test it again within a week
Sorry for late response. I still experience this issue. I'll do more tests for research.
I've done more tests for research and now I don't experience this issue more (: The main change was an upgrade from debian stretch to buster (cups 2.2.1-8+deb9u3 -> 2.2.10-6,...
So it can be closed.
Sory for late response. co2mond has never been runned. Issue updated.