![]() ![]() If the screen is actually generating an image but the backlight is not on to light it up, the light spill shining back out of the screen will show the Windows desktop dully around the torch. A quick way to check is with the room dimly lit, shine a torch very close to the surface of the screen while the laptop is on. Otherwise, the commonest cause of that symptom is the backlight not lighting. ![]() ![]() Firstly, make sure there isn't a button or key combination been activated to turn off the internal screen and use external only. ![]()
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