How to Adjust Brightness Automatically in Windows 10

By Sophia | Last Updated April 25, 2025

Windows 10 offers features that allow your device to adjust screen brightness automatically based on ambient lighting conditions or power settings. This can enhance user experience and conserve battery life.

Method 1: Enable Auto-brightness via Settings

Step 1: Access Settings from Start Menu and open System.

choose system

Step 2: In Display settings, click the switch under Adjust my screen brightness automatically (In newer Windows 10 versions, this option is changed to Change brightness automatically when lighting changes. ) to turn it on and tap Apply.

click Apply

Tips:

1. If the Apply and Cancel buttons are unavailable, move the slider under Change the size of text, apps, and other items on this display to the right end, and then move it back to the left end to make them available.

change the size

2. In Windows 10 Technical Preview computer, Display is located in PC settings/PC and devices.

Step 3: Choose Sign out now or Sign out later.

choose to sign out

After these procedures, your computer will automatically adjust its screen brightness.

Note:

If you fail to find this option, it means the adaptive brightness is not supported in your computer.

Method 2: Adjust Brightness in Power Options

Step 1: Press Windows + R, type powercfg.cpl, and press Enter to open Power Options.

Step 2: Go to your selected power plan, then click on the Change plan settings behind it.

Step 3: Click on Change advanced power settings.

Step 4: After that, you can expand the Display option and find Enable adaptive brightness option. Expand it and set the options to On to enable the auto-brightness feature.

enable adpative brightness

Step 5: Click Apply, then OK to save changes.

Method 3: Use Graphics Control Panel

If you're using Intel graphics, you can take advantage of the Intel Graphics Control Panel to adjust the brightness.

Step 1: Open the Intel Graphics Command Center.

Step 2: Navigate to System > Power.

Step 3: Under On Battery, set Display Power Savings to Off.

For other graphics cards, refer to the respective control panel software to adjust brightness settings.

FAQs on Brightness Adjustment in Windows 10

Q1: Why doesn't my device have the adaptive brightness option?

Adaptive brightness requires a light sensor. If your device lacks this hardware, the option won't be available.

Q2: Can adjusting brightness automatically save battery life?

Yes, reducing screen brightness in low-light conditions can conserve battery power.

Q3: What is Adaptive Brightness?

Adaptive Brightness is a feature in Windows 10 that automatically adjusts your screen brightness based on the ambient lighting conditions around you. It uses the built-in light sensor (if your device has one) to detect the lighting in your environment and increases or decreases screen brightness accordingly.

Conclusions

By following these methods, you can customize your Windows 10 device to adjust screen brightness automatically, enhancing comfort and conserving energy.

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