My laptop screen has been blank ?

Sumanth1234

Estimable
Aug 16, 2015
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4,510
My laptop screen is blank,it is working on windows 10 upgrade from windows 7 recently two weeks ago,when I am working on my laptop it suddenly went blank then I switched it off manually by long press of power button then restarted, it appeared blank,HDD light is running WiFi adapter is working,but screen is blank