Have you seen the message

“Automatic Updates

Updating your computer is almost complete. You must restart your computer for the updates to take effect.

Do you want to restart your computer now?”

Automatic Windows updates are very good for computer security. However, when these Windows updates are downloaded and installed on your computer, if the updates require a reboot of your computer, Windows keeps prompting you to reboot your computer.

disable automatic reboot

Now, Windows XP Pro users can disable automatic reboot of the computer after a Windows Update. In order to do that, follow these steps