Teach you to manually back up Windows XP registry

Windows XP has a very large registry that collects configuration and status information related to hardware and software, as well as various settings related to the user. To prevent registry corruption, we need to back up the registry frequently. Everyone knows that the Windows 98 registry can be backed up manually, and the Windows XP registry can be backed up manually as well.
In Windows XP, the system configuration file is stored in the "Config" directory under "System32", which includes a few suffix files, such as Sam, System, Software, default, and corresponding log files The user profile is stored in the Documents and Settingsusername directory under the Windows XP installation directory, mainly with Ntuser.dat and corresponding log files.
Manually back up windows
XP registry, just copy the file above to a different directory. If your users are using multiple operating systems, you can back up these files in other operating systems. If Windows
The XP installation partition uses the NTFS file system, so you can start the Recovery Console program and use the Copy command in it to make a backup. The Recovery Console program can use Windows
The "i386winnt32.exe/cmdcons" command on the XP installation CD to install.