This is the most effective "pro" fix. It allows you to manually remove the "grace" keys that cause the 0xc004f017 error.

Go to Settings > Network & Internet > Proxy . Ensure "Use a proxy server" is toggled Off .

Type cscript ospp.vbs /unpkey:XXXXX (replace XXXXX with those 5 characters) and hit . Open Word and sign in to reactivate. 3. Use the Microsoft Support and Recovery Assistant (SaRA)

Select and then select I've installed Office, but I can't activate it .