I have a Model UN55MU6300F Smart TV. Recently the Prime Video app stopped working. Sometimes it would just load forever, then tell me there is insufficient bandwidth, although there is plenty. Other times it would load the series I've been watching, The Grand Tour, but none of the episodes will play. About a week before this started happening I had to change my Amazon password but that caused no problem, until now. I wonder if that has anything to do with it. If so, how can I update my login and password on the app?
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