Windows comes with a Backup utility but first you will need to locate or install it.
Backup for Windows XP Home Edition
1. Insert your Windows XP CD into the drive and double-click the CD icon in My Computer.
2. On the Welcome to Microsoft Windows XP screen, click Perform Additional Tasks.
3. Click Browse this CD.
4. In Windows Explorer, double-click the ValueAdd folder, then Msft, and then Ntbackup.
5. Double-click Ntbackup.msi to install the Backup utility.
If you use Windows XP Professional, Ntbackup.exe is the Windows Backup utility you will need to run.