4k monitor

I have a Surface Pro 9 with Thunderbolt™ 4 Dock, and have a Dell 24" monitor and a Sceptre 27" 4K monitor. I run Visio Pro 2021 extensively and have a problem that just started a few weeks ago. If I have Visio running on the Surface Pro 9 display, all functions work as expected. I I drag Visio...

Good evening Gents – I’m in need of a little assistance. I’m a proud Surface Book owner (Corei7/16GB/512) and today I (convinced?) my wife into letting me upgrade my old monitor to a 4k one (I picked up the Samsung U28E590 from Best Buy on sale.) I have spent the better part of 4 hours trying to...

Has anyone else tried to connect a 4k monitor via the new dock? Mine is not working unless I connect directly to the surface display port. FYI - you cannot connect a cable to the mini display port while the dock is connected. The dock plug covers 1/2 of the display port.