Article ID : S500011265 / Last Modified : 11/04/2018

Regarding the types and functions of system restore point in Windows XP

Types of System restore points.

Applicable Products and Categories of This Article

System checkpoints
Program name installation restore points
Windows XP Automatic update restore points
Manually created restore points
Restore operation points
Unsigned device driver restore points.





System checkpoints


The computer will create System checkpoints automatically under the following circumstances.
It is called System checkpoints.

The first time to run the computer preinstalled with Windows XP

The first time users run the computer, the system will automatically create system checkpoints.
Select a system checkpoint to restore the system and programs to a previous state.
The files with the extensions (such as .doc, .htm, .xls, etc.) and all files in the My Documents folder will not be restored.

 

Remove the previous restore points

 


When users delete the previous restore points, the system will create new restore points to save the newly changed information.
In addition,the system will create restore points automatically.

 


In addition, even if users have not made changes on system, system restore points are created on a regular basis.
When are restore points created?
  • At a 24-hours interval
  • Every 24 hours when the computer is turned on

 

If the computer is off for more than 24 hours, System Restore creates a restore point the next time users start the computer.
The computer must be idle when System Restore creates a scheduled restore point.
If users select scheduled time to create system restore points, system and programs will be restored to a previous state.





Program name installation restore points


When the computer is installing Installshield or the system is installing programs, System Restore creates a restore point automatically.
Users can use these restore points to track changes made to the system or to restore the computer to the state it was in before installing the program.
Selecting this restore point removes installed files and registry settings, and restores programs and system files that were altered by the installation.
To revert the changes made by a program that does not use one of the specified installers, select the most recent restore point before the program was installed.





Windows XP Automatic Update restore points


If users use Windows XP Professional Automatic Updates to receive updates, System Restore creates a restore point before installing the updating software.
If items are downloaded, but not installed, a restore point is not created.
Use these points to track changes users made to the system or if these updates might conflict with other products on the computer, and restore the system to normal state.





Manually created restore points


In System Restore,users can manually create own restore points.
Users can create a restore point when user like the way the computer is functioning or before users make changes on the computer, like installing programs, that might make the computer function differently.
A created restore point is listed in Select a restore point, and it includes the name users gave it and is prefaced with the day, date and time it was created.





Restore operation points


Each time users perform a restoration, it is a change made to the computer.
System Restore creates restore operation points to track the change and the restoration.
Users can select these restore operation points to undo the restoration.





Unsigned device driver restore points


System Restore immediately creates a restore point if it detects that users are installing an unsigned driver to thecomputer.
If the installation of the driver makes undesirable changes to the computer, users can select these restore points to undo the changes.