By the way, I just noticed a (probably) related bug which exists in all kernels and is NOT resolved with video.use_native_backlight=1
The option in the config screen "Screen brightness and lock" (this is a translation, I have Dutch version so not sure how it is called in English) where it says something like "dim screen to save power"... checked or not... power cable connected or not... it does not have any effect. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1309462 Title: 8086:0166 [Aspire V5-571P] Backlight not adjustable To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1309462/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs