Either tell windows to check for and install updates, or go to windows website and download them from there.
Windows XP Service Packs are collections of updates, fixes and/or enhancements. You can learn more about Service Packs below. http://en.wikipedia.org/wiki/Service_pack
No. Microsoft does not create service packs for their systems once they enter the Extended Support phase. Service Pack 3 will be the last service pack for Windows XP.
A. Modularization
No.
Yes. Windows XP can be upgraded from the RTM release or a service pack to any subsequent service pack. For example: Windows XP RTM ---> Windows XP Service Pack 3 Windows XP Service Pack 1 ---> Windows XP Service Pack 3 Windows XP RTM ---> Windows XP Service Pack 2 Service Pack 3 is the latest service pack for Windows XP; any planned updates should be to this service pack, and not an older one. As per above, you do not need to install any previous service packs before installing Service Pack 3.
Windows XP service packs 2 and 3. AGN
computer properties box
Because windows 7 has stablity updates the same as windows vista dose, windows xp uses unsupported service packs. as service pack 3 is now out.
No
Sysytem properties box
No, a reformat does not take place if you're only upgrading service packs. If you have any doubts, be sure to get the service pack upgrade through Windows Update.
Nope, "sp2" means "service pack 2". Service packs fix bugs and (rarely) add features, but do not upgrade you to a different operating system.