https://www.ebaumsworld.com - Open Amazon Prime: Open Amazon prime app.
Complete the ‘Sign in’: Tap on sign in and complete it. Your Amazon ID is your Prime account.
Tap on ‘settings’: Tap on ‘settings’ at the bottom right corner.
Select ‘contact us’: Select ‘contact us’ option is given options.
Here, you can manage your prime video experience and fix app issues. You can give your feedback. Pick your option and use it.
Prime is the best service because it provides the video content on subscription plan and even Amazon give you free music plan and other facilities in Amazon shopping.