In fact the problem seem to be here since ubuntu 18.04. (my mistake in 1st post) But everybody don't care because of WIFI. But if you don't want wifi, it's a very bad news. Thanks anyway.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1895852 Title: can't access network printer since 20.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/system-config-printer/+bug/1895852/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs