

While Windows 10 usually installs and maintains the proper drivers for your display adapter, it’s wise to double-check. Outdated display drivers are another reason that cause the brightness slider to stop working. Why is the brightness slider not working?.You can press Windows + I to open Windows Settings, click Update & Security, and click Troubleshoot in the left panel. If Windows 10 adaptive brightness is not working or won’t turn off on your Windows 10 computer, you can try the solutions below to see if you can fix it.Fix Windows 10 Adaptive Brightness Missing/Not Working.This is by far the best approach to take.

Method 2: Manually Download Driver from the Manufacturer’s site. SOLVED: Brightness Settings Not Working in Windows 10 Method 1: Search Automatically for Updated Driver Software.SOLVED: Brightness Settings Not Working in Windows 10.Click the “Change plan settings” link next to whichever plan you are currently using and then click “ Change advanced. Change brightness settings Go into “Control Panel” and then “Power Options” Or Right-click on the Power icon on the taskbar and select Power.Solved: Windows 10 brightness not working (can't adjust.Use the Microsoft Basic Display Adapter software. Here are two solutions you can try: Update your display driver.

In general, that your brightness control not working issue is due to the display driver.

Brightness Setting not Working in Windows 10 SOLVED: Brightness Settings Not Working in Windows 10 - Appual….
