A:AnswerWhich really means a real refresh rate of 60.
https://www.rtings.com/tv/learn/fake-refresh-rates-samsung-clear-motion-rate-vs-sony-motionflow-vs-lg-trumotion
A:AnswerYou need to reboot the TV so it sees the Roku or Fire, turn it off using the remote, then unplug the power cable, holding the reset button down, plug the power cable in again and power the TV up. It should now work with the Roku or Fire.
A:AnswerYes it does. You can even use the tv remote to controll the firestick. The firestick 4k version is the Best option and better version for this tv.
A:AnswerHello and thanks for your question,
Currently, the Spectrum app is not a part of SmartCast. VIZIO is committed to giving consumers access to as much streaming content as possible. We appreciate your feedback and will make sure to continue adding features and applications in the future.