ok... here is what I see... Displayport: Desktop Extend: doesnot work... Only in External Display: everything crashes
VGA: Desktop Extend: Works as expected Only in External Display: doesnot work @si14, can you please tell me which kernel are you using... I don't see any kernel update via update manager @Neil J. Patel can you please update the wiki, https://help.ubuntu.com/community/X220 it says displayport is working -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/791169 Title: Picture disappearing when Display Port is connected To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/791169/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs