The issue wasn't the KMS host itself. The issue was .
Alex's fingers flew. He downloaded the correct from Microsoft's admin center (thankfully, his global admin account still worked). In an elevated command prompt: Office 365 Kms Activation
Carmen laughed. "You don't convert, Alex. You add. KMS can host multiple product keys. Just install the new Office 365 KMS host key alongside the old one. Then enable DNS publishing." The issue wasn't the KMS host itself
Alex had a choice: push internet-based activation to 200 laptops over VPN (slow, unreliable, and half the users were already offline for the weekend)… or find a workaround. He downloaded the correct from Microsoft's admin center
Alex realized his server wasn't licensed for the new key. He needed to first. A quick phone call to their Microsoft partner, a rushed $500 license upgrade, and 20 minutes later: