How to Fix Screen brightness issue in Windows 10

Why is this an Issue?

1. Fixed: can't adjust brightness on Windows 10.
2. Update your Display Adapter Drivers.
3. Update your Drivers Manually.
4. Update your Driver automatically.
5. Adjust the brightness from Power Options.
6. Re-enable your PnP Monitor.
7. Delete hidden devices under PnP Monitors.
8. Fix an ATI bug via registry Editor.

1. Why is my brightness not working Windows 10?
2. How do I fix my monitor brightness?
3. How do you stop screen dimming on Windows 10?
4. Why is my screen brightness not working?
5. Why did my brightness bar disappeared?
6. How can I adjust brightness without monitor button?
7. How do I turn on Fn key for brightness?
8. What is the shortcut key to adjust brightness?
9. Why does my computer screen keep going dim?
10. Why does my screen automatically dim Windows 10?
11. Why does my screen automatically dim?
12. How do I get my brightness slider back?
13. How do I get rid of the brightness bar on my screen?
14. What happened to my brightness?

Why is my brightness not working Windows 10?

Update your Display Driver

Having outdated drivers on your computer is like asking for something to stop functioning. ... A driver update is the first thing you should do. Many Windows 10 users reported that this fixed their issues with the brightness not adjusting, especially after a recent Windows update.

How do I fix my monitor brightness?

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 you stop screen dimming on Windows 10?

To Enable or Disable Adaptive Brightness in Settings

1. Open Settings, and click/tap on the System icon.
2. Click/tap on Display on the left side, and check (on) or uncheck (off) Change brightness automatically when lighting changes for what you want on the right side under Brightness and color. (

Why is my screen brightness not working?

Outdated, incompatible or corrupted drivers are usually the cause of Windows 10 screen brightness control problems. ... In Device Manager, find "Display adapters", expand it, right-click the display adapter and select "Update driver" from the drop-down menu.

Why did my brightness bar disappeared?

Head to Settings > Display > Notification Panel > Brightness Adjustment. If the brightness bar is still missing after making some necessary changes, try to restart your phone to ensure that the changes will be properly applied. Otherwise, contact your phone manufacturer for additional assistance and recommendations.

How can I adjust brightness without monitor button?

2 Answers. I've used ClickMonitorDDC to adjust the brightness without resorting to the buttons on the monitor. Using PC Settings, Display, you can Enable Night light . It will by default refuse to start before 9PM, but you may click Night light settings and click on Turn on now .

How do I turn on Fn key for brightness?

Adjusting brightness using your laptop's keys

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.

What is the shortcut key to adjust brightness?

Use the keyboard shortcut Windows + A to open the Action Center, revealing a brightness slider at the bottom of the window. Moving the slider at the bottom of the Action Center left or right changes the brightness of your display.

Why does my computer screen keep going dim?

If it is possible to set the brightness of your screen, it will dim when the computer is idle in order to save power. When you start using the computer again, the screen will brighten. To stop the screen from dimming itself: Open the Activities overview and start typing Power.

Why does my screen automatically dim Windows 10?

Adaptive brightness is a feature in Windows that uses an ambient light sensor to automatically adjust a display's brightness to the surroundings. This may cause unwanted brightness level changes unless disabled.

Why does my screen automatically dim?

Sometimes, the culprit behind your phone's brightness going down by itself is the built-in automatic brightness adjustment. In some phones, it's called Adaptive Brightness, Auto-Adjust, Automatic Brightness, or Auto-Dim. Go to your phone Settings, look for the Display options, and check if it is enabled.

How do I get my brightness slider back?

You can adjust your brightness in the Settings application in System --> Display. Under Brightness and Color, there should be a slider to adjust your display brightness.

How do I get rid of the brightness bar on my screen?

To enable/disable brightness slider in Quick Settings panel, refer to below steps:

1. Touch Settings on Home screen. Fig.1.
2. Tap About phone. Fig.2.
3. Tap Advanced mode. Fig.3.
4. Tap Notification drawer. Fig.4.
5. Tap Show brightness slider. Fig.5.
6. Enable Show brightness slider. Fig.6.

What happened to my brightness?

Go to settings..... device.... notification panel and once you open it at the top you will see Brightness adjustment...... that setting should be check marked in order for it to show under the notification menu.... Once there adjust your brightness.