Upgrade from XP part 1 to Part 2

Windows XP SP2 is very easy to install. The quickest method is to use Windows Update. If you want to update multiple computers, you can use the installation package for IT professionals.
How to upgrade Microsoft Windows Update
You may have to download the latest version of the Windows Update software before you install Windows XP SP2. To do this, follow these steps:

1. To start Windows Update, click Start, click All Programs, and then click Windows Update. The computer checks which version of Windows Update is currently installed.
2. If the latest version of Windows Update is not installed, click Install Now.
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Windows Update - Install Now
3. When the installation is finished, you can use Windows Update. Click Express Install. Windows Update now advises you of all available updates.
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Windows Update - Express/Custom install
4. The Background Intelligent Transfer Service is the first tool offered. Click Download and Install Now.
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Upgrade Windows Update
You do not have to do anything for the rest of the updates. The updates will be installed automatically.
5. You must restart the computer for the changes to take effect. When you are prompted, click Restart Now. You can now install Windows XP SP2.

Note You may have to perform additional steps. You can only download SP2 after all other required updates have been installed. Restart Windows Update, click the Express Install option, and then click Install.
Tip
For security reasons, you should back up data and create an image of the Windows partition before you install Windows XP SP2. This lets you restore the previous state quickly and easily if a problem occurs.
Installing Windows XP SP2 by using Windows Update
If you have successfully installed all the updates that are described in the previous steps, you can now install Windows XP SP2. Windows Update advises you to install this critical update. Windows XP SP2 must be installed separately from other updates. Click Install Updates to start installation. The download file is approximately 95 megabytes (MB). If it is possible, we recommend that you download the file by using a high-speed Internet connection.
How to install Windows XP SP2 on a single computer

1. Start Windows Update. To do this, click Start, click All Programs, and then click Windows Update.
2. Click Express Install. Under High-Priority Updates, you see Windows XP Service Pack 2.
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Express Results - SP2
Click Install Updates.
3. Accept the terms of the End User License Agreement. Click I Accept.
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Installation EULA
4. The download starts automatically. You do not have to perform any other steps.
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Updates being downloaded and installed...
When the download is finished, the Windows XP SP2 Setup Wizard starts. This wizard also automatically finishes all the steps that are required.
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Setup Wizard - Welcome screen
5. Installation is prepared and performed.
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Setup Wizard - Inspecting configuration
6. You do not have to perform any steps until the installation is finished. You must then restart the computer for the changes to take effect. Click Restart Now.
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Installation complete, restart prompt
7. When the computer has restarted, you can immediately help make it more secure. Click Help protect my PC by turning on Automatic Updates now, and then click Next.
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Windows XP Help Protect Your PC by turning on Automatic Updates
8. You can now log on as you typically do. Windows XP SP2 installation is finished. The new Security Center opens automatically and informs you of the security status of the computer.