This issue is not solved My model# un75mu6300 software version# t-ktmakuc-1262.0,bt-s It is May 16 2019 and my TV is experiening this problem right now Please see this screen cap link https://imgur.com/a/GoxRFwJ the Wireless MAC address section is clearly blank and my TV will not connect to my wireless network. I have tried the steps in this post by resetting the TV but the results are the same after a few minutes. The TV drops from the wireless and the wireless MAC disappears. Samsung please fix this asap. We spent too much money on these TV for this feature not work or break in such a horrible manner like this. A network connection will not work under any circumstance without a MAC address (wired or wireless).
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