GitHub - microsoft/MixedRealityToolkit-Unity: This repository is for the legacy Mixed Reality Toolkit (MRTK) v2. For the latest version of the MRTK please visit https://github.com/MixedRealityToolkit/MixedRealityToolkit-Unity
The Mixed Reality Toolkit/Standard Shader was not found. Falling back to Standard Shader · Issue #8489 · microsoft/MixedRealityToolkit-Unity · GitHub