This command works to change the brightness to be max cat /sys/class/backlight/intel_backlight/max_brightness | sudo tee -a /sys/class/backlight/intel_backlight/brightnes
or adjust the brightness by a integer, for example, 400 echo <a-integer-for-example-400> | sudo tee -a /sys/class/backlight/intel_backlight/brightnes -- 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/ubuntu/+source/linux-lts-raring/+bug/1250401/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
