I can confirm even though I previous said it was working (two posts up). The issue seems to be very sporadic for all three kernels.
I reverted back to -19 and reinstalled xserver-xorg-video-intel and it seems to be less sporadic. It still happens, but I can usually suspend my laptop, wake it up, and then there is no brightness issue. -- Starting up a virtual machine in a virtualbox changes the display brightness (again) https://bugs.launchpad.net/bugs/241195 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs