https://bugs.kde.org/show_bug.cgi?id=450068
--- Comment #72 from cellst...@gmail.com --- Yes, I confirm that restarting plasmashell (i tried from konsole) actually recovers the 'notion of primary monitor': the background associated to the primary monitor is back (in place of the background associated to the secondary monitor). Furthermore, after the 'in-session' restart the widget 'Display Configuration' is able to both 'Extend to right' and 'Extend to left' and also 'Switch to laptop screen' (aka primary monitor on and secondary off) -- the latter does not recover from 'switch to external screen' (aka primary off, seconday on) to restart I simply run in konsole the following: > kquitapp5 plasmashell > kstart5 plasmashell -- You are receiving this mail because: You are watching all bug changes.