A:AnswerHBO app works fine - I signed in using my ATT as TV provider. HBO Go is not supported on the TV (screen says tv no longer supports as of June 2020).
A:AnswerI think so since you have an option to select the hdmi as the input. I would recommend looking at other TVs, especially if you already have a fire stick, as this one has constant connection issues and there are cheaper, better TVs
A:AnswerYou don't need to have/buy an Alexa device, the included remote has Alexa already built-in. You need the included remote to operate this TV. This TV can connect to the wireless internet and it has a browser app called "internet" to surf the web.
A:AnswerYes . But get a flash drive. If not you will have to constantly reload the apps very little memory. But I have a rocky Tv too - haven’t turned it on in a couple months. This ones better