Public bug reported: I tried running Ubuntu 20.04 (ISO downloaded on March 10th) on a Dell XPS 15 7590 with the 4k LED display (*not* OLED). The screen backlight control keys seem to be registered but the brightness remain unchanged.
** Affects: linux (Ubuntu) Importance: Undecided Status: Incomplete ** Tags: focal -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1866994 Title: Screen backlight control not working on Dell XPS 15 7590 Status in linux package in Ubuntu: Incomplete Bug description: I tried running Ubuntu 20.04 (ISO downloaded on March 10th) on a Dell XPS 15 7590 with the 4k LED display (*not* OLED). The screen backlight control keys seem to be registered but the brightness remain unchanged. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1866994/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp