I am unable to adjust my screen brightness in Ubuntu. Even if I am using the power settings and adjusting the brightness, nothing changes. What could be the problem and how can
![Fix Brightness Getting Reset (To A Very Low Value Or Maximum) On Reboot In Ubuntu ~ Web Upd8: Ubuntu / Linux blog Fix Brightness Getting Reset (To A Very Low Value Or Maximum) On Reboot In Ubuntu ~ Web Upd8: Ubuntu / Linux blog](http://1.bp.blogspot.com/-y4l3Z-LaXP4/VEpZlAiRpGI/AAAAAAAAUtY/q4nIGJKR8U4/s1600/ubuntu-brightness.png)
Fix Brightness Getting Reset (To A Very Low Value Or Maximum) On Reboot In Ubuntu ~ Web Upd8: Ubuntu / Linux blog
![Clight Uses Your Webcam To Adjust Screen Backlight Based On Ambient Brightness - Linux Uprising Blog Clight Uses Your Webcam To Adjust Screen Backlight Based On Ambient Brightness - Linux Uprising Blog](https://1.bp.blogspot.com/-_BhkicTO8LM/YBv-S9DzItI/AAAAAAAAFKc/Qu-iF_EQnnks3mtgpAfYrCLaWgsfOHICQCLcBGAsYHQ/s640/clight-gui.png)