This article was originally written for an older version of Ubuntu but it should still be applicable to newer Ubuntu versions and the distributions based on Ubuntu.

Let’s first find out what graphics/video card to do you have. The solution, that worked for me, is for Intel one. One relates to Nvidia graphics card and other relates to Intel graphics card. It turns out, there are two bugs related to brightness issue in Ubuntu. Brightness was at the maximum and my attempts to lower it went in vain.

On my Dell Inspiron, using the function key to change the brightness did not yield any results. Volume/Brightness Adjustment - Allows you to adjust the screen brightness of your Lenovo Ideapad Chromebook and the volume.

In this quick post, we’ll see how to fix brightness function key not working in Ubuntu. Lenovo Ideapad 310 brightness issue: Cannot manage Brightness In My Lenovo Z5170: Yellow color not showing well / bright Lenovo Y50: Can't change screen brightness in Windows 10 on Lenovo Z500, tried many things Brightness issue after upgrading to Windows 10 on Lenovo: brightness in lenovo g 500: Why do all external monitors connected to my. We saw how to fix no sound issue and no network issue in Ubuntu in other posts. Some of the most prominent issues with Ubuntu are brightness control, wifi and sound.

Lenovo ideapad brightness issue