1. How to register a playstation 3 device for instant video on amazon prime?
Step 1: Click the Amazon Video icon in the TV/Video Services section or go to the PSN Store to download the application. Once the download is complete, return to the TV/Video Services section to launch the application.
Step 2: Once in the Amazon Video application on your PS3™, you can sign in with your Amazon.co.uk account details.
Step 3: Start enjoying Amazon Video on your PS3™.
2. How does member login ps4 instant video account setting balance?
You cannot withdraw money on ps4.
If you want to see your balance,you can login ps4 instant video account then enter your wallet.
If you want to know more information,you can contact PlayStation customer service.