The Mixed Reality Forums here are no longer being used or maintained.
There are a few other places we would like to direct you to for support, both from Microsoft and from the community.
The first way we want to connect with you is our mixed reality developer program, which you can sign up for at https://aka.ms/IWantMR.
For technical questions, please use Stack Overflow, and tag your questions using either hololens or windows-mixed-reality.
If you want to join in discussions, please do so in the HoloDevelopers Slack, which you can join by going to https://aka.ms/holodevelopers, or in our Microsoft Tech Communities forums at https://techcommunity.microsoft.com/t5/mixed-reality/ct-p/MicrosoftMixedReality.
And always feel free to hit us up on Twitter @MxdRealityDev.
Unreal Engine 4.22 Adds HoloLens Remote Streaming Support
Along with Windows Mixed Reality Headset HMD support previously announce in binary version UE 4.21.1
There is an announcement for support of HoloLens support
Unreal Engine 4.22 Adds HoloLens Remote Streaming Support in download from Epic Launcher binary installer, so there is no need or Engine source building.
When it comes to specific virtual reality (VR) or augmented reality (AR) features in Unreal Engine 4.22, Epic Games has added support HoloLens Remote Streaming which: “allows Unreal applications to run on a Windows desktop PC and stream the rendered result wirelessly to HoloLens over a Wi-Fi connection in real time.”
This has also had announced
Early access ray tracing support has also been added.