Check the 4 steps in this post for how to disable adaptive brightness Windows 10.
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Today many newly bought computers, especially laptop computers, equip an ambient light sensor.
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The computer will automatically adjust the screen brightness based on the light of surroundings.
This is because the automatic brightness adjustment feature.
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How to Disable Adaptive Brightness Windows 10 4 Steps
Step 1.
Open Power Options Window
you oughta firstly access Power Options window.

you could follow the operations below.
Step 2.
Then you might clickChange plan settingslink next to your current active power plan to openEdit Plan Settingswindow.

Step 3.
Step 4.
Turn Off Automatic Brightness Windows 10
Now you’re free to scroll down to findDisplayoption and expand it.

ClickOKto secure your changes.
A good choice to avoid eye strain is to adjust screen brightness.
How to change brightness on Windows 10?
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Multiple methods are offered in this post.
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