Language resources – for example, language packs, language interface packs, or proofing tools – will also be removed.

To uninstall all versions of Office, including Visio and Project, that are already installed on the computer, add to your configuration.xml file. For more information, see Windows 7 end of support and Microsoft 365 Apps. Support for Windows 7 ended on January 14, 2020.

You must be installing Microsoft 365 Apps on a computer running at least Windows 7 Service Pack 1 (SP1) or above.

Version 1803 or later is available in Current Channel, Monthly Enterprise Channel, Semi-Annual Enterprise Channel (Preview), and Semi-Annual Enterprise Channel.

You must be installing at least Version 1803 of Microsoft 365 Apps.

To check the version of the Office Deployment Tool, right-click on setup.exe, choose Properties, and then choose Details. We recommend that you always download and use the most current version of the Office Deployment Tool.

You must be using at least version 7.20268 (setup.exe version 7.20258) of the Office Deployment Tool, which you can download from Microsoft Download Center.

The following are requirements for using the RemoveMSI element in your configuration.xml file: You can uninstall those versions of Office through Control Panel or by running the Office Deployment Tool and using the Remove element in your configuration.xml file. RemoveMSI doesn’t uninstall prior versions of Office, including Visio and Project, that use Click-to-Run as the installation technology.

Office 365 msi installer