Use it to lower or increase the brightness of the display. This option is not shown on desktop computers, only on laptops, tablets, and convertibles with Windows. Change the brightness of the display using the Settings app Windows 10 only Windows 10 users can also use the Settings app to change the brightness level. How to factory reset a Windows 7 Lenovo laptop - Quora The Windows 10 Settings app On the column on the left, choose Display. On the[…]