Create a Restore Point:
1. Go to Start>> All Programs>> Accessories>> System Tools>> System Restore>> Tick the entry titled "Create a Restore Point".
2. Click Next
3. Insert a description for your restore point, then click Create.
Enable or disable System Restore:
1. Go to Start>> Control Panel>> System icon
2. Select the System Restore tab.
3. Clear the "Turn off System Restore on all drives" check box to enable
System Restore, or select this check box to disable System Restore.
4. Click OK.
To delete older restore points, but leave the system restore turned on:
1. Go to Start>> My Computer
2. Right click the Drive in question>> Properties>> Disk Cleanup>> More
Options>> System Restore>> Cleanup.