and a control panel appears on the screen separate from the PC’s desktop. As shown above, it includes options for adjusting the brightness, sharpness, and blue light. You can manually switch ...
Raj Maturi, a clinical spokesperson for the American Academy of Ophthalmology, explained, "During the day, you get 10 times as much blue light from the sun as you do from your computer screen.
Occasionally, your PC may try to boot from the wrong drive—and when it doesn’t find an operating system, it will just give you a black screen (sometimes with a blinking cursor in the corner).