Microsoft released easy uninstallers for all version of Office, just browse to this page and choose your office version : https://support.office.com/en-us/article/Uninstall-Office-from-a-PC-9dd49b83-264a-477a-8fcc-2fdf5dbf61d8?ui=en-US&rs=en-US&ad=US#OfficeVersion=2016 You need to select the version you have ad