Hi dosto mujhe window xp k all version window 7 k all versions and windows 8 ka backup chahiye highly compressed file m jo 100% working ho or virus free ho dosto mene buht baar download kra inka backup internet se itna tym w8 karne k baad jb download complete hui to run hone k baad yaa to file corrupt ya fir missing file ya virus hne ki wjah mre pc m install kya antivirus usey automatic dlt krne ko kehta hai plz aap me se ksi k paas bi insb window k working backup ho highly compressed iso file m to share kijye plz