If you already own the software but need to reinstall it, you can often retrieve your 25-character alphanumeric key through these official methods:
: For some pre-installed versions, you can open CMD as an administrator and run: wmic path softwarelicensingservice get OA3xOriginalProductKey . product key microsoft office professional plus 2016 top
: Search your inbox for "Microsoft Office" or "Product Key" from the time of purchase. If you already own the software but need
How to find product key for Microsoft Office already installed product key microsoft office professional plus 2016 top
Unlocking Productivity: A Guide to Microsoft Office Professional Plus 2016 Product Keys
Microsoft has officially ended direct sales for Office 2016, but you can still find legitimate licenses through authorized resellers.