I've followed the steps on example "Create an AR game using Unity's AR" which you can find here: https://codelabs.developers.google.com/arcore-unity-ar-foundation#3 ...
I am using Unity2020.3.35 and Visual Studio 2022(x64) 17.2.4. I am using MR-WebRTC, so I have to build for Arm, not Arm64. I exported an empty MRTK scene(only clicked ...