jab main window on karta hoon to yeh problem aata hai kya koi bata sakta hai k es ka hal kiya hai es ki veja se computer ki speed main koi farq nahin aata lekin desktop ka wallpaper ghaieb ho jata our black wallpaper aa jata hai main yeh janana chata hoon k kiya yeh viruss ka problem hai yah koi our musla hai plz help me(main screen shot attach kar raha hoom)
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