How to convert XP sp3 to sp2 without installing OS of sp2

Also see:: How to convert XP sp2 to sp3 without installing OS
This is a hack trick that every individual can perform on his own. All you need is simple computer skills. Now lets learn How to convert XP sp3 to sp2 without installing OS of sp2.
Follow these simple steps to convert.

1. Open Run ( Start > RUN (or) Press Windows + R).
2. Type regedit ( it means Registry edit).
3. Now follow the specific path specified below.

• HKEY_LOCAL_MACHINE > SYSTEM > CurrentControlSet > Windows.
• Now on you will see your window in this way. 
• You can see CSDVersion over here. Double click on CSDVersion.
• Now edit the value of 300 (if you are using SP3) to 200 and click OK. Now you can see your CSDVersion value changed from 0x00000200 to 0x00000300.
• Now Restart your system to make changes to your system. You have converted your system from SP3 to SP2.

Also see::How to know my system OS version

Also see:: How to convert XP sp2 to sp3 without installing OS

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