Typically deployed via Mobile Device Management (MDM) solutions like Jamf, Kandji, or Apple Remote Desktop.
Ensure you are using the Volume License version of the Office installer. The serializer will not work on retail or "Home & Student" versions downloaded from the App Store. microsoft_office_2016_vl_serializer.pkg.zip download
Understanding the Microsoft Office 2016 VL Serializer The (often found as microsoft_office_2016_vl_serializer.pkg.zip ) is a specialized utility designed for IT administrators to activate Volume Licensed (VL) versions of Microsoft Office 2016 on macOS. microsoft_office_2016_vl_serializer.pkg.zip download