8k tv

Hi all I just bought (Samsung TV 8K "65Q900RB") and had the following: https://ibb.co/bbNQQKW What I have: High-end PC with RTX 2080TI - HDMI 2.1 Cable connected to Port 4 in One Connect Box What is my settings in TV: Port 4 has Input Signal Plus ON with HDMI 2.1 Cable - Game Mode ON -...