Try restarting your device, and then if you still have issues it is a good idea to clear the app data. Go to Settings -> Apps or Application Manager -> Amazon Video -> Tap on Clear Data and tap on Ok. You may need to sign in again, but this can fix a lot of problems on the Android Prime Video app.23 Feb 2021
How do I connect my phone to Amazon Prime?
Open the Amazon Prime Video app or download it from your living room device's app store. Register your device by selecting "sign in and start watching" to enter your account information directly on your device or choose "register on the Amazon website" to get a 5–6 character code to enter in your account.
How do I watch Amazon Prime on my phone?
- Go to the Google Play app store on your device and download the Amazon Prime Video app.
- Open the Amazon Prime Video app and sign in with your Amazon Prime or Prime Video account.
- Choose a movie or TV Show and start streaming directly from the app.