Error Code 17029 is referred to be a problem with the broken registry on your system as per this Microsoft article for Windows 10 users. Microsoft Office 365/2021 installation program Error Code 17029 occurs due to an existing installation of the same version of Microsoft Office 365/2021 in your computer registry. In this article, we will discuss the various causes for the occurrence of this Office 365 installation error 17029 and the methods involved to resolve this office 2021/2019 error code 17029.

When this Office 365/2021 Error Code 17029 Pop Up?
Error Code 17029 might occur because of improper removal of the previous version of office. This code 17029 applies for all versions of windows like Windows 11, windows 10, Windows 8 & 8.1 and Windows 7. Microsoft 365/2021 program Error code 17029 may also occur due to insufficient updates on your computer. If you feel all the updates are up to date, follow the below steps to fix the issue.
Solutions to Fix Microsoft Office 365/2021/2019 Installation Error Code 17029
The basic troubleshooting to repair office 365/2019 program installation Error Code 17029 is to repair the office 365/2021 program if it fails we need to uninstall and re-install the program. The necessary steps may be helpful in understanding how to install Microsoft 365 and Uninstall/repair Office 365/2021 programs.
Windows 10 for the Office 365/2021 Error code 17029
Firstly, press the Windows logo key + X to see a list of commands and options. (Basically, a quick way to get to Programs and Features in Control Panel)
Then, click Programs and Features
After that, click the Office 365 installation program you want to repair, and then click Change
Finally, do one of the following
Microsoft Office 2019 & 2016 click Repair > Continue
In-Office 2013 & 2010 click Quick Repair
Restart your computer after the repair is complete
Windows 8 for the office 365/2019 installation Error code 17029
Firstly, press the Windows logo key + X to see a list of commands and options (Basically a quick way to get to Programs and Features in Control Panel)
Secondly, click Programs and Features
After that, click the Office 365/2021/2019 program you want to repair, and then click Change
Do one of the following
Microsoft Office 2019& 2021 click Repair > Continue
In-Office 2021 & 2019 click Quick Repair
You might need to restart your computer after the repair is complete.
Windows 11
Firstly, Click Start > in search type bar > Control Panel > Programs > Programs and Features
Secondly, Click the Office 365/2019 installation program you want to repair, and then click Change
After that, do one of the following
Microsoft Office 2019& 2021 click Repair > Continue
In-Office 2021 & 2019 click Quick Repair
- Finally, restart your computer after the repair is complete

If the issue still persists you need to uninstall the office and reinstall
Type in the Office 365/2019 product key and click on Setup It will ask you to log in to your Microsoft account. So that the new Microsoft 365 installation is associated with your Microsoft Account. Hence it is not required to keep the product key for future use. It will be added to your Microsoft Account. Follow the below steps to complete the Windows installation.
However, if you’re not able to fix the Office issue after all the steps. We would like to provide with you an alternative way to install/repair Office 365. If you need further assistance in performing the proposed actions, please don’t hesitate to chat with our Technical experts. The Office 365 program installation error 17029 or any run time errors might occur due to the following issues.
There may be temporary files, temporary internet files, junk files, and cookies that may hamper the performance of your computer
This will slow down the performance of your computer and also affects the program’s response if it is not resolved
There are inevitable issues like malware and spyware if we do not Optimize your computer
All such issues might crash the system programs
Finally, if you are still not able to resolve this office 365/2019 program Error code 17029. We suggest you to take help on Microsoft office 365/2021/2019 installation error code 17029 in windows 10/11 initiate chat with our technical expert.