Ubuntu
linux-lts-trusty package

  1. Bug #1416940
  2. Comment #3

Comment 3 for bug 1416940

Revision history for this message
Anthony Wong (anthonywong) wrote :

Alex, please check if the bios is incompatible with 3.13 wrt brightness.

Please note that either 12.04.2 or acpi_osi='!Windows 2012' are working fine.