In the Device Manager window, look for Monitors, then right-click the monitor and select Uninstall. Be sure to also check the Remove driver option. Once removed, click the Scan for hardware changes icon. Doing so should bring the brightness settings back.
How do I fix my brightness on Windows 8?
Screen brightness unavailable on windows 8
- Swipe in from the right edge of the screen, tap Settings, and then tap Change PC settings. …
- Tap or click PC and devices, then tap or click Display.
- If the Adjust my screen brightness automatically slider is on, tap or click the slider to turn it off.
- Tap or click Apply.
How do I fix Windows brightness not working?
Why is this an Issue?
- Fixed: can’t adjust brightness on Windows 10.
- Update your Display Adapter Drivers.
- Update your Drivers Manually.
- Update your Driver automatically.
- Adjust the brightness from Power Options.
- Re-enable your PnP Monitor.
- Delete hidden devices under PnP Monitors.
- Fix an ATI bug via registry Editor.
Why is my brightness option not working?
Open Start Menu > Type Device Manager and open it. Find Display Adapters in the list. … Select Update Driver Software from the menu to fix the Windows 10 brightness control not working issue. Next, click on Search automatically for updated driver software.
How do I fix the brightness?
On Android: Settings > Display > Tap the slider next to Adaptive brightness and switch it to the off position. Then, adjust the brightness bar until you’ve reached your desired level of brightness.
How do I turn on Fn key for brightness?
The Fn key is usually located to the left of the spacebar. The brightness function keys may be located at the top of your keyboard, or on your arrow keys. For example, on the Dell XPS laptop keyboard (pictured below), hold the Fn key and press F11 or F12 to adjust the brightness of the screen.
How do I adjust the brightness on my computer without the Fn key?
Open the Settings app from your Start menu or Start screen, select “System,” and select “Display.” Click or tap and drag the “Adjust brightness level” slider to change the brightness level. If you’re using Windows 7 or 8, and don’t have a Settings app, this option available in the Control Panel.
How do I fix the brightness on Windows 10?
The Brightness slider appears in action center in Windows 10, version 1903. To find the brightness slider in earlier versions of Windows 10, select Settings > System > Display, and then move the Change brightness slider to adjust the brightness.
How do I fix my brightness on Windows 7?
In Windows 7, click on the “Start” menu and then the following options: “Control Panel” > “System and Security” > “Power Options” > “Change when the computer sleeps.” Finally, adjust the slider next to “Adjust screen brightness” to the desired level.
How do I adjust the brightness on my keyboard Windows 7?
If you want to adjust the screen brightness, look for the brightness symbol (usually a logo). Since the F keys are function keys, you must hold down the Fn key on the keyboard (usually located near the lower-left corner of the keyboard) when you press them to work.