Hi,
I have an RTX 4090, and 2 OLED monitors, main display is Aorus 1440p 360hz@10bit, secondary is MSI 4k 240hz@10 bit, both use DSC, and both are connected to HDMI 2.1 cables and ports (my 4090 has 2 HDMI 2.1 ports).
Nvidia control panel is set at 1440p, 360hz, 10biit for the Aorus, and 4k...