Automating screen brightness on Windows based on time of day or battery level saves your eyes and extends battery life.

When you use your Mac connected to an Apple display or an LG UltraFine (which is officially supported by Apple), changing the brightness of the external display is just as easy as doing it on your Mac ...

Some Windows 11/10 users have reported that their screen brightness changes automatically or does not work properly. They can’t adjust the brightness. If Windows 11/10 Brightness slider is not working ...

Android: We all know that screen brightness has a huge effect on your phone's battery life, but Android's built in auto-brightness setting isn't always accurate, and doesn't offer anything in the way ...