Yes, I think it is hardware specific. I think it mostly applies to laptops. I personally have an iMac, and its brightness can only be adjusted by software.
I attach the screenshot of the Screen Settings dialog. The Brightness slider is focused.
Yes, I think it is hardware specific. I think it mostly applies to laptops. I personally have an iMac, and its brightness can only be adjusted by software.
I attach the screenshot of the Screen Settings dialog. The Brightness slider is focused.