Open an Office application, such as Outlook or Word.
Go to File > Account or Office Account.
If you see an "Update Options" item, you have a Click-to-Run installation. If you don't see the "Update Options" item, you have an MSI-based install.
Open an Office application, such as Outlook or Word.
Go to File > Account or Office Account.
If you see an "Update Options" item, you have a Click-to-Run installation. If you don't see the "Update Options" item, you have an MSI-based install.