Uninstall the Plug-in Manually from a Mac
Step 1
Close all Office applications.
Step 2
Open Finder.
Step 3
Click Applications.
Step 4
Control-click Zoom Plugin for Outlook and click Move to Trash, or drag it to the Trash. (Be sure not to inadvertently trash Zoom.us!)
Uninstall the Plug-in Manually from a Windows PC
Step 1
Close all Office applications.
Step 2
Click the Start menu.
Step 3
Start typing Apps and features, then click Apps & features when it shows up in the results.
Step 4
In the list of Apps & features, find Zoom Plugin for Outlook. (The name may be followed by a version number.)
Step 5
Click Zoom Plugin for Outlook, then click Uninstall. (This may require administrative privileges.)