1) first of all you must install latest update i.e windows xp serviced pack 1 2) secondly remove the nasty and system resource wasteful efffects of windows xp by this start > settings > control panel > system <> advanced tab you shall locate three buttons . 3) Locate the performance heading dialog box click on that button , select effects performance options > select adjust my computer for best performance. 4) finallly run windows update.