It doesn't have anything to do with the lock screen; if I go to System Settings / Brightness & Lock and set Lock to OFF, then wait 5 minutes for the screen to turn off, then press a key to wake it up again, then the scaling is also reset to 1.
It doesn't have anything to do with the lock screen; if I go to System Settings / Brightness & Lock and set Lock to OFF, then wait 5 minutes for the screen to turn off, then press a key to wake it up again, then the scaling is also reset to 1.