Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Dear on.hamm.sarah,
Greetings. Thank you for posting the thread to our community.
Based on your description, since our category is mainly focus on the general and build-in features in Microsoft 365 for Business products, and your query is related to Copilot. In that case, I sincerely recommend you post the question in Microsoft Copilot - Microsoft Q&A. It is the specific channel handling this kind queries, members and experts are professional and will assist you further.
Meanwhile, if you are trying to enable Copilot in Office desktop app, please check if the suggestions shared in the official article we've found can help.
For your reference: How to find and enable missing Copilot button in Microsoft 365 apps - Microsoft Support
Apologies for redirecting you to different community as the members in the category posted focus on the users with out of the box concerns on Microsoft 365, and have limited knowledge on the Copilot; so to get the fast and better assistance, we have redirected you in the correct path.
Appreciate for your patience and understanding.
Hope you having a nice day.
Sincerely,
Rhoda | Microsoft Community Moderator