[HOWTO] Laptop Screen Backlight Function Keys Don’t Dim or Brighten the Screen
If the keyboard backlight keys fail to work, here’s a solution. Append acpi_backlight=vendor to grub’s bootloader strings and to the grub’s default file so new kernel’s will also have the correct parameter. Switch up to root su – Password: xxxxx …
[HOWTO] Laptop Screen Backlight Function Keys Don’t Dim or Brighten the Screen Read more »