Screen tearing with 2 or more monitors in Xorg is a known problem, unlikely to be fixed.
Using Wayland should solve this. Although for GNOME, Wayland doesn't yet perform well enough. And I don't know what the status of KDE with Wayland is. ** Tags added: multimonitor ** Changed in: xorg-server (Ubuntu) Importance: Undecided => Medium ** Changed in: xorg-server (Ubuntu) Status: New => Triaged -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1791452 Title: screen tearing in some games (fullscreen and windowed) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1791452/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp