Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
You can ask Excel VBA questions in the Excel forum at https://answers.microsoft.com/en-us/msoffice/forum/msoffice_excel?sort=LastReplyDate&dir=Desc&tab=All.
It might also be worth asking in the Q&A forum, for example at https://learn.microsoft.com/en-us/answers/tags/178/office-excel.
If you choose to post in more than one place, always include links to duplicate threads.