Now Press Windows + R, type devmgmt.msc and ok to open the device manager.And download and save the graphics driver by selecting your GPU model and OS architecture 32/64 bit. First Go to the manufacturer’s website according to your PC GPU ie, Intel, Nvidia, or AMD. Reinstall the display driverĪs discussed this is a graphics driver related issue, and Reinstalling the display ( Graphics ) driver is the ultimate solution to fix screen brightness not working/increasing issue. you can also try this “Turnoff Adaptive brightness ” and check it may help you. Note: some users report Turnoff Adaptive brightness option from power options, allows them to customize the screen brightness. That’s all, restart your system and check on next login windows allows adjusting screen brightness. Now locate and click each of the following…”Display brightness”, “Dimmed display brightness” and”Enable adaptive brightness”.Ĭhange each of these to the settings you wish, then click the “Apply” button and finally the “OK” button.In this new window click “Display” to open up the listings under it.Click the “Change plan settings” link next to whichever plan you are currently using and then click “ Change advanced power settings“.Go into “Control Panel” and then “Power Options” Or Right click on Power icon on the taskbar and select Power Options.Restart windows and check This will fix “can’t adjust brightness ” bug. You Can check And install latest updates from Settings ( Windows + I ) -> Update & Security -> windows update -> And check for updates. If the problem started after install windows 10 version 2004, them make sure you have installed the latest Cumulative Update, As Microsoft mention: “ Addresses an issue with the brightness controls on some laptops after updating to the Windows Update. Under settings, the display setting provides no adjustment for brightness. whatever the reason here some quick solutions you may apply to fix the problems that prevent changing the brightness of the screen in Windows 10.Īfter the recent upgrades to Windows 10 version 1803, my Dell Laptop brightness is off the charts. Again sometimes incorrect power configuration, third-party application, Windows update bug cause “ windows 10 brightness not working“. This problem in the relevant drivers doesn’t allow you to adjust your display brightness.

If you are also experiencing a Windows 10 brightness control “not working” issue.

A number of users report after recent windows 10 upgrade ( April 2018 update ) Windows won’t let to adjust brightness on the laptop.

Windows 10 brightness not changing