Hi,
Office 2016 / Microsoft 365 is currently not supported in the Q&A forums, the supported products are listed over here https://learn.microsoft.com/en-us/answers/products (more to be added later on).
You can ask the experts in the dedicated Office 2016 / Microosft 365 forums over here:
Office 2016 Professional Plus
https://social.technet.microsoft.com/Forums/en-US/home?forum=Office2016setupdeploy
Microsoft 365
https://answers.microsoft.com/en-us/msoffice/forum/msoffice_install-mso_win10
(Please don't forget to accept helpful replies as answer)
Best regards,
Leon