Download amazon prime to macbook pro

There is no way to do that on a Mac. Downloads for offline viewing are only available on the Amazon Fire Tablet, or through the iOS or Android Apps.

https://www.amazon.com/gp/help/customer/display.html?nodeId=201460820/ref=atv_dp_learn_download

Ask Amazon.

Get a cheap android tablet, and use the Android Amazon App to download the content.

Outside of that, I don’t see another option.