The Cookie Control extension migrates existing Mapp Intelligence visitor cookies. Use it when you switch from client-side to server-side cookies or when you move to a new Track Domain or Track ID. Visitors who return while the extension is active keep their everId. In the Smart Pixel, you control the extension with wtSmart.extension.cookie_control.
The complete documentation, including all parameters and examples, is in the Cookie Control section:
Cookie Control: when to use the plugin and what to consider
Integration and Activation: activation, parameters, methods and verification
Changing from First-Party to Third-Party Cookies: example for the switch to server-side cookies
Moving Third-Party Cookies to a New Domain: example for a new track domain or track ID
Warning
The extension is not free of charge. Your Mapp consultant gives you the details. See Cookie Control.