A:AnswerI have Wi-Fi and I use it however the tv is on standby mode so I push the round button on my remote and it opens in prime
Don’t turn off the cable box and try using the method I use
A:AnswerPerhaps it is not the tv, but your internet connection. I had Verizon hardwire signal boosters on my second floor and in my attic recently to improve signal strength in the bedrooms and attic game room. no buffering at all.