MSG Genuine Microsoft Software

1) Sabse pahle My Computer ke Properties me jakar 
Automatic Updates ko (OFF) karye..

2)  C:\WINDOWS\system32 foder mein jayen

Aab is folder me 2 file Find kijiye jinke naam  wgalogon.dll  aur  wgatray 


in do file ko Rename karye... (Koi bhi name Rename kar sakte ho)

Fir System ko Restart karye

Wallpaper Black/Error MSG nahi ayega...