Thank you for your bug report, what greeter do you use, the unity one? (default in Ubuntu). Does it "fixes" itself if you reconnect the external monitor? It seems a duplicate of bug #959592
** Changed in: lightdm (Ubuntu) Importance: Undecided => Low ** Changed in: lightdm (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/998239 Title: Login screen forces same resolution on all displays in non-identical multi-display setup To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/998239/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs