Microsoft has released the latest large update for Windows XP. Click
here to read the bugs that are fixed by this latest update.
The release notes for XP Service Pack 3 can be found
here.
XP Service Pack 3 can be downloaded here, by going to the Windows Update Site or by using the Automatic Updates feature of Windows XP.
Please note that you must at least have Service Pack 1 installed before installing Service Pack 3.