Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Hello, thank you for reaching out to Microsoft Q&A.
Are you able to access other Microsoft apps on your Mac, such as Microsoft PowerPoint or Microsoft OneNote?”
Go to Finder > Applications.
Drag any other Office apps, such as PowerPoint or OneNote, to the Trash if they are installed.
========================================================================
Then go to your Microsoft account Services & Subscriptions page to download and install the entire Office suite on your Mac.