Save a copy at server for the location for future installs.

Remove All Office 365 first
To install, you must follow directions below. Setup doesn’t run by clicking on it.

Place the office2021 folder on desktop of ITManager profile
Notes
run
 powershell
type: cd c:\
enter
type: .\setup.exe /download configuration.xml
enter
wait for download of the program
You will know it is finished when you see PS c:\Users\ITManager\desktop\office2021
Run cmd
enter
type: cd c:\
enter
type: cd c:\Users\ITManager\desktop\office2021
enter
setup /configure configuration.xml
enter
Office will install on computer