Learn how to create a HoloLens 2 app using Unreal Engine and Microsoft's Mixed Reality UX Tools in this comprehensive tutorial video. Follow along as Mixed Reality Developers from Microsoft provide a step-by-step guide on setting up a dev environment for HoloLens 2 and creating a simple level from scratch. Discover how to implement interactive features such as hand menus with UI elements, and explore streaming and deployment processes for HoloLens 2 apps. Gain valuable insights into performance optimization and best practices for HoloLens 2 application development, including material usage and debugging techniques. Benefit from expert tips, a Q&A session, and additional resources to further your mixed reality development skills.