After that, check if the issue is still there. Head over to the Windows Update tab on your left and then click the Check for updates button on your right.ĭownload and install any pending updates. Press the Windows key + I keyboard shortcut to open the Settings app. If that’s the case, installing pending updates should help. It’s possible that the brightness controls not working issue is due to a bug within the Windows 11 build your laptop is running. Wait for the scan to complete and then restart your Windows laptop. Step 2: Type the command mentioned below and press Enter. Step 1: Right-click on the Start icon and select Terminal (Admin) from the resulting menu. If that’s the case, running the SFC (System File Checker) scan will help fix the brightness problem on your Windows 11 laptop. Such issues can also arise if some of the system files on your PC are damaged or missing. Step 3: Restart your PC and follow the steps above to enable the Generic PnP Monitor. Step 2: In the Device Manager window, expand Monitors, right-click on Generic PnP Monitor and select Disable device from the list.
Type devmgmt.msc in the box and press Enter. Step 1: Press the Windows key + R keyboard shortcut to open the Run dialog box. However, if you’re having trouble changing the brightness on your external monitor, you can try disabling the Generic PnP monitor driver and enabling it again. Generic PnP (Plug and Play) monitor drivers on Windows help you connect external displays without requiring any additional setup. Once installed, restart your PC and then check if you can change the brightness. Step 5: Select ‘Microsoft Basic Display Adapter’ and click Next to install them. Step 4: Next, click on ‘Let me pick from a list of available drivers on my computer.’ Step 3: Select ‘Browse my computer for drivers.’ Step 2: Expand Display adapters, right-click on your driver, and select Update driver from the list. Step 1: Right-click on the Start icon and select Device Manager from the list. If the brightness keys or slider do not work even after you update the display driver, you can try switching to Microsoft’s basic display adapter driver and see if that helps. Step 2: Expand Display adapters, right-click on your display drivers, and select Update driver.įollow the on-screen instructions to finish updating the display drivers. Step 1: Press the Windows key + S keyboard shortcut to access the search menu. To fix this, you can update the display drivers by following the steps below. When this happens, brightness controls may not work as expected in Windows 11. The display drivers on your PC can become outdated over time. Try changing the brightness again to check if that works. Then, uncheck the boxes that read ‘Change brightness automatically when lighting changes’ and ‘Help improve battery by optimizing the content shown and brightness.’ Step 3: Click on the arrow next to Brightness to expand it.
Step 2: In the System tab, click on Display. Step 1: Click the Start menu icon and then select the gear-shaped icon to launch the Settings app. If it is, you may have trouble changing the screen brightness manually.
Next, you should check if the auto-brightness feature is enabled on your PC. Step 2: Use the slider under Brightness to adjust the screen brightness. Step 1: Press the Windows key + I keyboard shortcut to launch the Settings app. Press the Windows key + A keyboard shortcut to access the Quick Settings panel and use the slider next to the brightness icon to modify it.Īlternatively, you can modify the screen brightness using the Settings app. If you can’t seem to adjust the screen brightness using the function keys on your keyboard, you can turn to alternative means to achieve the same. Adjust Brightness From Quick Settings or Settings App