aslam alikum , dosto ek problem he key mery pass optical mouse he wo mery pc per kaam karta thaa . lekin kush dinn pehley virus aagaya pc me . ab virus sey jan chura lee he , hard drive format karkey new window kee he xp , ab problem ye he ke na to mera optical mouse kaam kar raha he and na hee keyboard . lekin mery pc per wo old mouse jis me ball hota he wo kaam kar raha he and ek doosra keaboard bhee kaam kar raha he ,ab ye baat samjh me nahen aarahe ke ek keyboard kam kar raha he and doosra keyboard kaam nahen kar raha , jo kam nahen kar raha wo dost ke pc per kaam kar raha he. and optical mouse bhee meney dost ke pc per check kia he dono sahe kaam kartey hen dost ke pc per, mouse and keyboard pin waley hen usb nahen , agr kisi bhai ko maloom he ke kion aesa hota he jabkey dono cheezen sahe hen lekin mery pc per kion kaam nahen kar rahe hen to zaror reply karen . JAZAKALLAH