Windows XP Service Pack 1a (SP1a) Specifications
Update your copy of Windows XP with this inclusive service pack.
Workaround: XP SP2 includes SP1, so get that instead. Then install SP3.Supposedly a SP1 offline installer did exist, so if you really want it you may be able to locate it.Reference: http://superuser.com/questions/347245/network-offline-install-of-windows-xp-sp1
Update HP Deskjet 1050 printer drivers.
Use your iPhone or iPod touch as a wireless trackpad and keyboard for your computer.
Get the complete set of drivers, installer, and software for your HP Deskjet 1510 series printer.