Polymail allows you to connect a Zoom account, so that calendar events created with your scheduling calendar can have a Zoom meeting link automatically included.
Installing the Zoom integration
Login into your Polymail account, and then head to Settings.
In settings, go to the Integrations tab, and click install next to Zoom.
You will be redirected to Zoom to complete the authentication, and then redirected back.
Setup a Scheduling Meeting Link to Use Zoom
Select the Meeting Times tab in Polymail
Then select the calendar you want to update
Under the Add conference link to meetings? dropdown option, select Zoom
Uninstall the Zoom integration
Login to your Zoom Account and navigate to the Zoom App Marketplace
Click Manage -> Installed Apps or search for the Polymail app
Click the Polymail app