Error “30015-11 (3221225506)” when installing Office

When attempting to reinstall Microsoft Office, Error “30015-11 (3221225506)” – an error message appeared when the installation progress reached 94%.

Error Code: 30015-11 (3221225506) – Error Code: 30015-11 (3221225506)

Error Code: 30015-11 (3221225506)Troubleshooting steps

This error occurs due to the Office installer not having permission to write to the system registry due to lack of permissions.

To repair registry permissions, download Windows Repair  and run it only with the first option checked ( Reset Registry Permissions ).


After running the repair, try installing Office again.


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