Prepar3d has released v3.4 this morning which includes several new features such as Oculus Rift runtime 1.7 support, HTC Vive support, Navigation Visuals UI showing facility, airspace, user, and AI overlays in the 3D world, built-in network video streaming, avatar mode now supports aiming and shooting weapons, and many more! There are also numerous bug fixes which can be read about in the release notes.
If you own a valid P3D V3 license you can download the upgrade directly from the Lockheed Martin Prepar3d website at no cost to you.