買左條imation 4gb usb手指win7用唔倒...

但係我部XP電腦就用倒
而o係win7 ultimate,我一插條手指入去,係有自動裝driver根住話可以使用...但係"我的電腦"入面無顯示出黎,但係又detect倒我有新硬件安裝左,仲話work properly...點解會咁樣的.....thx very much!!!