Method1: Use System Restore(windows xp) to create the restore point
- Open System Restore way 1. Start menu > Programs > Accessories > System Tools and then Click System Restore
- Open System Restore way 2. Click Start Menu, click Run, type %SystemRoot%\system32\restore\rstrui.exe, and then click OK.
- On Welcome to System Restore page, click Create a restore point, and then click Next .
- Enter name for the restore point and then click Create.
- After the restore point has been created, click Close.

1.1. On Windows Vista – Click Start, type systempropertiesprotection in the Start Search box, and then press ENTER.
1.2. Wait for Windows to search for available disks and most recent restore points. In the System Properties dialog box, on the System Protection tab, click Create, 
1.3. Type a name for the restore point and then click Create. 
1.4. After the restore point has been created successfully, click OK two times.

Method2:Export Registry

- Open Registry Editer Start Menu > Run and then type regedit
- Go to Menu File > Export..
- Select Export Location , Export range and Enter name , Click Save

Method3:Backup System Stage

- Use NTBACKUP Utility Backup System Stage Data
- Start Menu > Run and then type ntbackup
- Use Advanced Mode
- Click Backup Tab Check front System Stage
- Enter Backup Media or File name
- Click Start Backup