Microsoft Download Center Archive
 | Patch Registration Cleanup Tool |
On a computer that has a Windows Installer based product installed, you may receive an error while installing an update for the product and the installation of the update may fail.
- On a computer that has a Windows Installer based product installed, you may receive an error while installing an update for the product and the installation of the update may fail. Installation errors caused due to incorrect patch registration may be corrected using this tool.
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Files
 | Status: DeletedThis download is no longer available on microsoft.com. The downloads below are archives provided by the Internet Archive Wayback Machine from the Microsoft Download Center prior to August 2020. |
| File | Size |
|---|---|
 Patch Registration Tool EULA (Oct 2009) - ENG.docxSHA1: 1d07e7950f950ac3eac364746c363ea7554a92a1 | 24 KB |
 PatchRegCleanup-ia64.exeSHA1: 6122d22022d19061c5200b37529679cc5904d00b | 84 KB |
| PatchRegCleanup-x64.exe SHA1: 23207500448026b2c7c85a4dae9e529c4c322b97 | 50 KB |
| PatchRegCleanup-x86.exe SHA1: 1ecf2f685e8aff2679a6942092ac3607144d7390 | 42 KB |
System Requirements
Operating Systems: Windows 2000, Windows 7, Windows Server 2003, Windows Server 2008, Windows Server 2008 R2, Windows Vista, Windows XP
Installation Instructions
- Click the Download button on this page to start the download, or select a different language from the Change language drop-down list and click Change.
- Do one of the following:
- To start the installation immediately, click Run.
- To save the download to your computer for installation at a later time, click Save.
- To cancel the installation, click Cancel.