1. usb theek chal rahi hai , masla sirf mouse k saath hai....
2. purana mouse usb wala naheen tha...mouse ki DPI kia hoti hai pata naheen aur daba tu phenk dea hai ab milna mushkil hai..
3.windows xp hai aur us ka backup banaya tha kabhi kharab ho to wo hi restore ker leta houn shaid usi ki waja se ho
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