Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hello,
To resolve the issue with updates as well as with the error code 30029-4, let us perform a quick repair of the Office installation and check if it helps.
Refer to the following link for more information on how to repair Office 2013.
http://office.microsoft.com/en-in/project-help/repair-or-remove-office-HA010357402.aspx
For further queries, reply and we would be happy to assist.
Thank you