Microsoft's latest Service Pack for Windows XP has found its way onto the Internet. Reports say that users who are running illegal copies of the operating system will run into problems. It turns out this is true, although in this guide by TweakTown shows us how to avoid this obstacle with a work-around to install Service Pack 1 for those of you who use Windows XP TweakTown Windows XP SP1 - Updating Tips 'n' Tricks