Question 4k movie on kodi display 1080p

  • a have Htpc asus Gemini lake j5005

    Only when I set the display resolution high

    I get green strips on the LG. oled panel on the tv also in the movie streaming.

    If I use 1080p 30mhz it's fine the question wen I play 4k movie is 4k or not? If I zet kodi display on 1080p

    ASRock-j5005-j4105-,Q1900M +nvidia + pulse-eight.+ tv skysytar2HD Dvbs+vpn