Feel the brightness not proper on your Windows 10 screen? No change when you adjust it via brightness control? No annoyance any more! Here’s the guide to tell you how to fix brightness control not working problem on Windows 10. Please taking your time to go on with the following easy steps.
In general, that your brightness control not working problem is due to the display driver. You can try to update your display driver to fix the error.
Solution 1. Update your display driver
Now you will see Device Manager window.
Find and expand Display adapters dialog.
Then right-click on your display adapter software and choose Update driver.
Choose Search automatically for updated driver software.
Now Windows will detect the update for your driver automatically.
Note: For some reasons, Microsoft can’t always find the update for you. In this case, you can choose another method to update the driver.
You can choose to download the latest driver from your display adapter manufacturer’s website manually. Or let Driver Easy help you to update drivers automatically.
Driver Easy is a super helpful and 100% safe driver tool. It can detect all your missing and outdated drivers and find the correct ones in less than 1 min! You can try its Free version to update drivers one by one. Or make your drivers all up-to-date in just one-go with its Pro version.
Moreover, we offer you a no-questions-asked 30-day money-back guarantee and professional tech support 24/7. Give yourself a chance to try on a such charming tool.
After updating the driver, reboot your Windows 10 and try to adjust the brightness again to see if it works. If unluckily it still cannot work, follow Solution 2 please.
Solution 2. Use Microsoft Basic Display Adapter software
Follow the step 1 & 2 of Solution 1 again to open Device Manager and locate your display adapter.
Also right-click on your display adapter to choose Update driver.
This time choose Browse my computer for driver software.
Go on to choose Let me pick from a list of available drivers on my computer.
Click Microsoft Basic Display Adapter.
Then click Next to continue.
Now your Windows 10 will install Microsoft Basic Display Adapter driver. When it’s done, reboot your Windows 10 and try again to adjust the brightness, the problem should be fixed now.
If you have any question, please feel free to leave your comment below, thanks.