Mixed Reality Toolkit 2.8.3 is now available for download via GitHub and the Mixed Reality Feature Tool. This update provides various fixes and performance improvements. For complete details, please see the release notes or the What's Changed section below.

Download

• [Recommended] Mixed Reality Feature Tool When using Unity 2019.4 or newer, MRTK is available using the Mixed Reality Feature Tool. For more information, please see Welcome to the Mixed Reality Feature Tool.

• Import asset (.unitypackage) files When using Unity versions older than 2019.4, please scroll down to Assets and download to a known location (typically, this is the Downloads folder on Windows 10):

  • Microsoft.MixedReality.Toolkit.Unity.Foundation.2.8.3.unitypackage
  • [Required if upgrading, optional otherwise] Microsoft.MixedReality.Toolkit.Unity.Tools.2.8.3.unitypackage
  • [Optional] Microsoft.MixedReality.Toolkit.Unity.Examples.2.8.3.unitypackage
  • [Optional] Microsoft.MixedReality.Toolkit.Unity.Extensions.2.8.3.unitypackage
  • [Optional] Microsoft.MixedReality.Toolkit.Unity.TestUtilities.2.8.3.unitypackage

Once downloaded, you can set the target platform and import the desired packages using these instructions.

Getting started

To help get started using MRTK v2.8.3, please see the Welcome page, which covers software requirements and the initial steps required to use MRTK.

Release notes

Please see Release Notes for information on new features, known issues and changes.

What's Changed

• Fixed occasional KeyNotFoundExceptions coming from DefaultPointerMediator by @marek-stoj in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10612
• Code cleanup & warning fixes by @BillyFrcs in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10526
• Added BaseMeshOutline inspector by @Proton-V in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10662
• Fixed NullReferenceException when opening PointerProfile without main camera in scene by @keveleigh in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10715
• Updated CameraCache failure case + perf by @keveleigh in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10714
• Fixed ArgumentNullException: Value cannot be null. Parameter name: _unity_self by @keveleigh in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10713
• Fixed flashing RiggedHandMesh by @jloehr in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10754
• Updated rigged hand mesh flicker bug fix to not be a breaking interface change by @keveleigh in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10831
• Fixed MRTK2 in Unity 2022 by @keveleigh in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10903 and https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10915
• Updated OnInspectorGUI for Toolkit Inspector by @Proton-V in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10936
• Moved some codepaths away from MixedRealityToolkitFiles by @keveleigh in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10956
• Fixed TouchPointer NullReferenceException by @manuelpezzera in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11036
• Fixed GetAsync method in Rest class by @Proton-V in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10797
• Added missing mappings for Quest Touch controller "touch" bindings by @keveleigh in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11105
• Changed GGVPointer to use registered raycast provider by @keith-phillips in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11147
• Fix for GazeTarget getting overwritten by non-gaze pointers by @keith-phillips in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11148
• Removed unnecessary controller visuals from the default HoloLens profile to reduce memory footprint by @RogPodge in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11166
• Updated build logic for finding sdk by @keveleigh in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11129
• Added OpenXR "render from PV cam" note by @keveleigh in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11127
• Don't introduce GetAwaiter extension methods conflicting with Unity's Awaitable in 2023.1+ by @simonferquel in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11178

New Contributors

• @kevinfoley made their first contribution in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10620
• @JamieMagee made their first contribution in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/10955
• @manuelpezzera made their first contribution in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11036
• @keith-phillips made their first contribution in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11147
• @simonferquel made their first contribution in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11178
• @EstebanFuentealba made their first contribution in https://github.com/microsoft/MixedRealityToolkit-Unity/pull/11185

Full Changelog: https://github.com/microsoft/MixedRealityToolkit-Unity/compare/v2.8.2...v2.8.3

Upgrading

Please review the Upgrade Guide for guidance on how to upgrade existing projects.

Note that the Tools package is now required when upgrading to a newer version of MRTK. It includes the migration tool, which automates the updating of projects assets to account for some changes in MRTK.