This Windows Server 2016 iso file includes Windows Server 2016 Standard Evaluation and Windows Server 2016 Datacenter Evaluation

How to convert Windows Server 2016 Standard Evaluation to Standard edition

Note: if you see “upgrade failed”, you restart your Windows Server 2016. It will upgrade Windows Server 2016 Evaluation to full version.

Step 1: You open cmd (run as administrator), then you copy and paste this code

dism /online /get-targeteditions

You will see Windows Server 2016 editions you can upgrade

Step 2: You copy and paste this code in cmd

If you want to upgrade Windows Server 2016 Evaluation to Standard you copy and paste this code:

dism /online /set-edition:serverstandard /productkey:WC2BQ-8NRM3-FDDYY-2BFGV-KHKQY /accepteula

If you want to upgrade Windows Server 2016 Evaluation to Datacenter you copy and paste this code:

dism /online /set-edition:serverdatacenter /productkey:CB7KF-BWN84-R7R2Y-793K2-8XDDG /accepteula

Done.