Can confirm that this also affects the Lenovo ThinkPad T440 series (2014) with Intel Core i7-4600U on Haswell. Brightness control is not working by any means, like the others on the ticket have said. This also affects Linux Mint and probably all downstream distros, as well.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2161102 Title: Regression: Intel TigerLake eDP backlight broken after Linux 7.0.0-27 (Dell Latitude 5420) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2161102/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
