Computer Config → Admin Templates → Microsoft Office 2016 (Machine) → Licensing Settings → "Specify the KMS host"
Select or check if you see Troubleshoot under product information. Follow the on-screen prompts to fix the licensing issues. 2. Run an "Online Repair" of Office error code 0xc004f017 office activation
Step-by-step remediation (practical, prescriptive) Computer Config → Admin Templates → Microsoft Office
If the above fails, you may have a "stale" license key blocking the new one. You can remove it manually via the Microsoft Command Line. 1. Identify the License Open as Administrator. prescriptive) If the above fails
Often, the easiest solution is to remove the old license, as recommended by NTHU KMS Instructions . Open the on your computer. Select Programs and Features .