If you subscribed to DOGTV through your Fire TV device, you will need to cancel your DOGTV subscription via your Amazon account at Amazon.com.
To cancel your DOGTV Amazon Fire TV subscription:
- Sign in to your Amazon account at Amazon.com
- Go to: Your Account > Digital Content and Devices > Apps and more > Your subscriptions
- Find your DOGTV Subscription and select 'Turn off auto-renewal' under the Actions tab on the right. This will cancel your subscription.