The Fn key is usually located to the left of the spacebar. Often, the brightness keys are function keys which have a special function if you press them while holding down the Fn key.
The keys are usually marked with the brightness symbol ( ). On most laptops, you can adjust the brightness of the display using special keys on the keyboard.
Laptop brightness is still not enough or screen is black.Īdjusting brightness using your laptop's keys PC. Controlling your screen's brightness in Power Options. Adjusting brightness in the operating system. Adjusting brightness, using the keyboard. If the issue still persists, it means the latest video drivers are still unavailable from the card manufacturer. Once the drivers are installed successfully, you will see a notification message confirming the same along with the hardware details pertaining to the driver. Windows 10 should automatically download and install the necessary display or video card drivers via the detected internet connection. Select Search automatically for updated driver software in the resulting interface menu. Then select Update Driver Software from the ensuing context menu. Just expand this option and right-click on the installed display driver. 
Then launch the Device Manager app and navigate to the Display adapters section. Go to Start Menu > Search and type Device Manager. Steps to fix Windows 10 brightness control How to fix Nvidia driver issues after upgrade. How to fix 'This app has been blocked for your protection' error. How to fix sound issues after free upgrade. More Windows 10 troubleshooting tips and guides:
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