How to reduce brightness in pc shortcut key
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Screen brightness windows 7.
How to Adjust Screen Brightness and Control Brightness Settings in Windows 10 and 11
For Windows 11
Windows can adjust the brightness of the display depending on the amount of light that is reaching the computers ambient light sensor.
How to adjust brightness on windows 10 desktop
This feature is referenced as adaptive brightness, and it can be disabled in Windows.
- Press and hold the key, and then press the key.
- In the Search box type, settings
- In the search results list, touch, or click Settings (App).
- Touch or click System.
- In Display settings, select Brightness, then set the Help improve the battery by optimizing the content shown and brightness drop-down as needed:
- Off: Adaptive brightness control is turned off and screen brightness, and contrast are not adjusted.
This can result in shorter battery life.
- On battery only: Adaptive brightness control is only activated when the device is on battery power.
- Always: Adaptive brightness control is always running regardless of whether the device is plugged in or on battery.
Note: Some laptops do not support this feature, and the option is not a
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- Off: Adaptive brightness control is turned off and screen brightness, and contrast are not adjusted.