Fix prime.exe Application Error, The instruction referenced memory could not be written on your Windows computer by following these suggestions.

Potential solutions: Prime Video automatically detects the best possible video quality for the stream, but you can change and force it to select the best option if you’re seeing poor video quality.

On the iOS app, trace these steps: My Stuff > Settings > Parental Controls > Change Prime Video PIN. But keep in mind that changing the PIN requires you to first verify your identity by signing in ...

There is no built-in way to clear the app data on the iPhone or iPad. Instead, you need to uninstall the Amazon Prime Video app and re-install it.