NOTE - This is currently only available for Office 365
To activate the calendar integration in your account go to Setup -->Settings
To find your Office 365 Tenant ID follow this link for instructions:
Once you choose "Save" you will need to Grant Access to the Office 365 account which will allow ApplicantStack access to your Company's Office 365 calendar events.
NOTE: If you are not the admin of your Office 365 account, copy the link and send to your Office 365 admin to grant access for you.
For information on scheduling events see the following article: