Same happens to me, using X2GO, connecting to Ubuntu 20.04 in WSL2. This worked for me: Control Center > Look and Feel > Mate Teak > Windows > Window Manager Select: Marco (no composition)
It removes the thick border, leaving a very thin one. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1872210 Title: thick black window borders on "x2go" remote MATE session To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-mate/+bug/1872210/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs