Since there are a lot of laptop ... etc, Function (Fn) keys stop working in Windows 11/10, here are some troubleshooting steps that will help you fix the problem on your Dell, HP, Lenovo, Toshiba ...

It's probably in the row of Function (F ... It depends on your laptop model. HP laptops include a dedicated key to switch the keyboard light on and off, and separate ones to adjust the brightness.

Before we get to that, here is the image of the most common keys used for shortcuts on the Windows keyboard. The keyboard layout might be slightly different on your laptop, but the functions are ...