I have just bought an Electriq 43" Super UltraWide 120Hz Monitor (eiQ-43SUWD120FSHDR600).
I have a Surface Pro 6 (i5), running Windows 11 which is connected to a Surface Dock (the one with 2x Mini DisplayPorts). The monitor is connected to the dock via a Mini DisplayPort (Mini DP) to HDMI Cable...