Article ID: 310750 - View products that this article applies to.
This article was previously published under Q310750
To add, remove, or change a program on a Windows XP-based computer, use the Add/Remove Programs tool in Control Panel. Occasionally, a program may not be removed completely and a reference to the program may remain in the Currently installed programs dialog box. If you change or remove a program, you may receive a number of messages about files that cannot be located, but are needed to complete the change or removal. This article describes how to remove these invalid entries from the Add/Remove Programs tool.
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/322756/ )How to back up and restore the registry in Windows
The following steps remove only the registry entries related to a program as it appears in the Add/Remove Programs tool. To completely remove a program that was not completely removed by clicking the Change/Remove button in the Add/Remove Programs tool, you need to clean up the physical directory structure on disk and in the registry as well. Use extreme caution when you perform either of these tasks.
To remove a program reference viewable in the Add/Remove Programs tool:
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