First head over to: https://app.datatrics.com/integrations/zendesk/ and click on "install"
After clicking on install, the following prompt will appear:
Fill in the URL of your Zendesk back-end, and use the email of the Zendesk admin.
You can create a new token following this documentation.
After filling in these fields, the connection is completed, and we will synchronize all of the profiles.