Now that you've collected all materials, you can start setting up your chime card. It is possible to activate your Chime card using the Chime App or Chime's customer service. In the next section, we'll discuss how to activate Chime card using the Chime application. If your issue has not been resolved please go to the official Chime app and click in the right corner to enable your Chime card. Cash app customer service will be able to assist you if you run into any problems.