I found the solution: https://www.dedoimedo.com/computers/ubuntu-beaver-samba-shares.html
Quote: The reason is, they changed the default protocol version and whatnot, and actually, who cares. People just want to be able to share things with their Windows boxes easily! Edit /etc/samba/smb.conf Add a line client max protocol = NT1 Restart smb sudo systemctl restart smbd.service Now we can see the windows neighbours and the share printers. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1783298 Title: AuthInfoRequired negotiate in cups 2.2.7 in Bionic does not work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cups/+bug/1783298/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
