I am not able to change the brightness of my dell inspiron 3542 laptop, how can I change it? - Quora
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HP PCs - Change display settings, background image, icons, and screen saver (Windows 10) | HP® Support
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Why i can't adjust the brightness level? The monitor is samsung cfg70 connection it to a laptop via the DP : r/Monitors
I can't reduce my laptop's screen brightness. The buttons just aren't working. How can I solve this problem? - Quora
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