Hold the “Function” key (fn) and push the icon with a sun and an up arrow to adjust the screen brighter and the key with a sun icon and a down arrow to adjust the screen darker. If you are using any of the following Microsoft Windows version 7, 8, 8.1 or 10, this problem will occur which causes your PC. There are many reasons behind for brightness not working, one of them is graphics problems. Why is the brightness button not working? Here manage to change from Multimedia key to Function key. Thus you may need to change the Fn key behavior to fix this volume keys issue. It is possible that the issue that your volume keys stop working on Windows 10 is due to incorrect Fn key behavior. Scroll down until you locate brightness and set the slider next to it to On. Locate the Add or remove quick actions button below and click on it in order to open the list of all quick actions. Otherwise, contact your phone manufacturer for additional assistance and recommendations.

Now, press and hold the fn key while pressing one of the two keys ( F2 & F3) you found in the top row. Find the fn key, usually found in the bottom-left corner of your keyboard to the right of the Ctrl key. If you to solve If not working with Hotkeys Some devices. This slider is also dependent upon display driver. If this is not working for you follow the second steps. The first one being the Fn + F2 or F3 to decrease light and the second one Fn + F9 or F10 to decrease or increase the brightness respectively. If the brightness bar is still missing after making some necessary changes, try to restart your phone to ensure that the changes will be properly applied. On some HP laptops, you only need to press F2 or F3 to adjust the brightness. Head to Settings > Display > Notification Panel > Brightness Adjustment. A solution for the missing brightness option is to update your drivers using a dedicated tool. The reason for this problem might be a problematic driver or the TeamViewer app. If the Windows 10 brightness slider is missing, you may be stuck with an improper level. download correct 'hotkey' drivers from HP's website 3.

How do I increase the brightness in Windows 10?.

Why is the brightness button not working?.

How do I get my brightness slider back?.

Why do I not have a brightness setting?.

Brightness button not working hp