Microsoft Office Mondo 2016 is a unique "pre-release" version typically used by developers or internal testers. It is technically a version of Office 365 (Professional Plus) but is often encountered when users download non-standard installers or trial versions.
Mondo was never intended for general public sale or long-term use. Common Errors: microsoft office mondo 2016 product key
If you don't have a product key, you can still activate Microsoft Office Mondo 2016 using other methods: Microsoft Office Mondo 2016 is a unique "pre-release"
Microsoft Office Mondo 2016 is a powerful, fully-featured version of the Office suite, but it is not a consumer product. While the allure of a "complete" Office suite is strong, acquiring a product key for Mondo 2016 as a general consumer usually involves navigating the gray market or dealing with unauthorized resellers. Open any Office app (Word, Excel)
Alternatives if you can’t get Office 2016:
If you want, I can: