Posted by andy3520
Henagon

Teamviewer 14 make ubuntu 18.04 cannot adjust screen brightness

I use my android phone to connect with laptop by teamviewer 14 and i have change my screen brightness to minimum to save energy, but then after turn off teamviewer i cannot change my screen brightness, it almost 99% gray, i still can see a little bit, i try to boot to win 10 ( i use dual boot with ubuntu ) but still can adjust screen brightness, i'm also try to reinstall teamviewer, reinstall nvdia driver and intel monitor driver, but it still not working, i read about uninstall monitor driver in advance option but it not work in win 10, and in my ubuntu 18.04 it doesnt have that option
So i post this hope if someone have the same issue can help me