Install the Zoom Microsoft Outlook Plugin from Zoom.You must have the Zoom client installed and be logged in to your account.
Prerequisites for using the Microsoft Outlook plugin
The Outlook Plugin can also sync free/busy times to the Zoom Client based on your Outlook Calendar events (PC only, requires version 3.5 or higher - download the latest version). The plugin allows you to schedule and start instant Zoom meetings, as well as make existing meeting events Zoom meetings. The Zoom Microsoft Outlook plugin is designed to make scheduling a meeting in Microsoft Outlook quick and convenient.