Processes in Microsoft 365 for setting up Office apps, redeeming product keys, and activating licenses.
Quick question… Are Word, Excel, PowerPoint, Outlook, Publisher, and Access the only software I need to uninstall? Are there any other office applications which I don't use and should go as well?
On other OS's, like ones used on smartphones, you may have the option of installing individual applications.
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On Windows and Max OS's, "Office" install/uninstall is an "all or nothing" process.
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If you are having Office bundle install problems, then normally yes, simply uninstalling any existing / multiple "Office" bundle installations is enough.
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Normally, uninstalling the "Office" bundles is enough. But if you are switching between 32 and 64 bit installations you have to also clear up other standalone "Office" elements like older "viewer" apps, Access Apps, Visio and Project which are not part of any "Office" bundle.