A:AnswerThe distance between the legs of the 65UK6090PUA is 53.1 inches. The 65UK6090PUA has the following dimensions including the stand: (WxHxD) 57.8" x 35.9" x 10.0". ^CP
A:AnswerHello, this TV is manufactured for use in the USA and does require 120Vac for optimal operation, however, the TV can withstand up to 240Vac with an adapter if needed. ^CP
A:AnswerWe bought this around the same time, but opened it when we bought it. Ours does not act as you are explaining. I would take it back to the store and exchange it for one that works properly. It is expensive and you don’t want to have trouble when you are outside of the return/exchange window.
A:AnswerSeriously, any HDMI cable on the market will work fine. Even the cheaper cable you can get at BB or Amazon. Some older cables may have issues but not new ones.