to Андон Сикавица : try this in a terminal window: sudo su -
This will give you root clearance on the shell . then : echo -n VALUE > /proc/acpi/video/VGA/LCD/brightness where argument VALUE represents any these: 12, 25, 37, 50, 62, 75, 87, or 100 for example a brightness level of 37 goes like this: echo -n 37 > /proc/acpi/video/VGA/LCD/brightness To quit the root terminal, type exit -- Brightness Control doesn't work on Dell Vostro 1000 https://bugs.launchpad.net/bugs/159255 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs