Please refer to The uninstallation steps of Microsoft Store app to uninstall Office programs.

Microsoft Store: Microsoft Store installation has a version and build number, and include the phrase “Microsoft Store”.

Please refer to The uninstallation steps of Click-to-Run or MSI to uninstall Office programs.

MSI: An MSI installation doesn’t have a version or build number.

Click-to-Run: Click-to-Run installation has a version and build number, and include the phrase “Click-to-Run”.

Select ②, find the button under Product Information and then check for the following ③:.

(The following takes Excel as an example.)

Open the Office program, and then select at the upper-left corner ①.

Note: If you can’t open an Office program to check your installation type, try the more common Click-to-Run or MSI uninstallation steps first.

How to confirm the installation type of my Office programs The uninstallation steps of Microsoft Store app.The uninstallation steps of Click-to-Run or MSI.How to confirm the installation type of my Office programs.Note: Uninstalling Office only removes the Office applications from your computer, it doesn’t remove any files, documents, or workbooks you created using the apps.

If you are not sure which type of install you have, please refer to How to confirm the installation type of my Office programs. The other type is an Office installation from the Microsoft Store app. The most common installation types are Click-to-Run and Microsoft Windows Installer (MSI). The step to uninstall Office depend on the type of installation you have.

Office 2013 uninstall tool