black screen with cursor both in normal and safe mode

deepakbs

Reputable
Jun 1, 2014
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i have a dell inspiron with Win 7 ultimate, it was working fine uptill recently, it was a bit slow though in booting the OS, 2 days back when i tried to login, i got a black screen after the login with a cursor and i can access task manager and nothing else, the same happens in safe mode and the F8 key is not working to access the advanced boot menu, can anyone please help me out?