Backlight works with the kernel mentioned in https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1333638/comments/10.
I will submit a sauce patch for Dell Inspiron 5547/5447/5737 and Vostro 5470. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1250401 Title: [Dell Inspiron 5737] brightness could not be controlled by the indicator applet "System settings -> Brightness and Lock"" but sysfs works To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1250401/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs