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Samsung Smart Tv Secret Service Menu- How Speed Up Wifi Connection & How to Fix Wifi Not Working(4K)
you can Access Samsung Secret Service Menu by using Samsung OEM Remote , this works on most Samsung Smart TV's now a Days
Tv Must be In Standby Mode,
Key Combination is
1-Info
2-Setting
3-Mute
4-Power
Tv Will restart and service menu will load, if you can not by pass the main screen click return / back from samsung remote , then carefully change the Wifi Band, you can try E or F what suits you best and run a speed test on both to determine the speed
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