Under Product information, find the About button and check for the following:.

Create or open an existing file and select File > Account (or it might say Office Account).

To determine your installation type do the following

Microsoft Store app is an installation of Office from the Microsoft Store on some Windows 10 computers.

MSI, (also known as the Microsoft Windows Installer), is the traditional way of installing Office via a local installation resource.By default, the latest version of Office which is included in Microsoft 365, and most one-time purchases of Office 2019 and Office 2016 products (such as Office Home & Business are installed by using Click-to-Run. Click-to-Run is a new way to install and update Office over the Internet and it works similarly to streaming video.

Step 1 – Determine your installation typeīefore you begin the manual steps, determine your Office installation type so you can choose the correct way to uninstall it: Warning: Before you start, you need to know removing Office manually is a long, complex process and might require that you reinstall the operating system if certain steps are done incorrectly.

Uninstall msoffice