Choose the email campaign you want to track and check Metrics 

Alternatively,

To track the activities done after clicking the link, you can set up a flow in Klaviyo that triggers when a customer clicks the link.

In the flow, you can add various actions based on the customer's behavior, such as sending them a follow-up email, adding them to a segment, or updating their profile.

Thanks for the question! What type of activities are you trying to track? And for how long post click? Just during that initial session? Or anything after?