1. Go to Manage Your Prime Video Channels and select Prime Video Channels.
  2. Find AMC+.
  3. Select Cancel Channel and confirm.

If you are offered a self-service refund, and choose to accept it, your cancellation will immediately take effect. Otherwise, your subscription end date displays on the confirmation screen. You are able to reverse your cancellation until that date. After the end date, you won't be charged for, nor have access to content from that channel.