On two different PCs that could run the iOS simulator prior to updating to Xcode 12.5, I can no longer launch the simulator. Doesn't matter if Remoted Simulator is checked, it just can't launch it at all. After connecting to the Mac and building, it tries to launch the remoted simulator and I get this:

That's...bad, right? So I go to my Mac and see if the simulator with that ID is there. It is, and I can launch it just fine. Even with the simulator with the same ID running on my Mac, which I can connect to just fine for builds, it will not launch. This happens on two different PCs, both running VS 2019 16.9.4. My Mac is fully updated with Big Sur 11.3, Xcode 12.5, and the fully updated Visual Studio of its own.

And then the simulator running the device in question:



