In this tutorial we will explain you: how to configure a custom domain for tracking clicks and opens.
First locate the tool for the campaigns and open it, you should see the dashboard of the tool like this:
Then locate the link to open the popup to configure a new domain for tracking clicks and opens.
Click on it and this will open a popup:
To install the custom domain you need to add a A record to the domain you would like to use, once added wait a few hour and try to connect the domain.