stuttering

I'm running MP1 as a client only on this: https://www.amazon.com/dp/B0DZX5DWS5?ref_=pe_123509780_1038749300_t_fed_asin_title&th=1 Every single time I power cycle the TV and start playing live or recorded TV from MP1 I get jittery video. Simply changing the refresh rate via Windows to 60Hz...

I have problems with lost frames in recording, which i can see when I play the file. The strange thing I have seen every time is that if I start direct TV on the recording channel, the recording will not have any lost frames after that! I run MP 1.12.0.0 on Windows 10. Two PC NanoStick DVB-T2...