This behavior is correlated with the 
All Settings -> Displays "Scale for menu and title bars"
Built in display scale 1.38, External display scale 1: internal display blanks 
when cursor enters and reappears when cursor leaves
With 1.38 and 1.38, displays work fine
with 1.25 and 1.25, internal display blanks when cursor enters and reappears 
when cursor leaves
With 1 and 1, displays work fine.

-- 
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
https://bugs.launchpad.net/bugs/1585687

Title:
  Screen blanks with dual 4k displays when cursor enters built-in
  display

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1585687/+subscriptions

-- 
ubuntu-bugs mailing list
[email protected]
https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs

Reply via email to