Does it always change to being darker or could also become brighter? Does it always change to a a specific brightness level?
** Package changed: ubuntu => gnome-power-manager (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-power-manager in Ubuntu. https://bugs.launchpad.net/bugs/789346 Title: Screen brighness randomly changes on Lenovo Y560 laptop -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs