به کار انداختن روشنایی خودکار
If your computer has an integrated light sensor, it can be used to automatically control screen brightness. This ensures that the screen is always easy to see in different ambient light conditions, and helps to reduce battery consumption.
Go to the desktop and start typing Power.
Click Power to open the panel.
در بخش گزینههای ذخیرهٔ نیرو، مطمئن شوید روشنایی صفحهٔ خودکار روشن است.
To disable automatic screen brightness, switch it to off.