This article gives you the prerequisites to install Windows XP SP3. To make sure that you have a good experience when you install Windows XP Service Pack 3 (SP3), it is always good to check whether your computer is ready for Windows XP SP3. If you implement this workaround, take any appropriate additional steps to help protect the computer. Before you make these changes, we recommend that you evaluate the risks that are associated with implementing this workaround in your particular environment. You can make these changes to work around a specific problem. Important This article contains information that shows you how to help lower security settings or how to turn off security features on a computer.