How do I change my Amazon domain? (.com/.de/.fr/.co.uk)
Jumbo can't fix your Alexa privacy settings if you log in on a different domain. Your domain is automatically set based on the region code in your iOS settings. If you use Amazon on any side besides Amazon.com, your region code must match.
Here are the steps to change your region:
Starting with version 1.1.1, you can log out of all services by long-pressing them on the home screen.