Developing for HoloLens is straightforward and in general you can follow the documentation of the used Photon product (PUN, Realtime, Bolt & Voice).
Easy to use interactivity and natively supported Voice over IP will make user communication seamless.
Photon Voice 2 projects require an addon to export to HoloLens2/ARM64. Aside from this, follow the general documentation of Photon Voice and PUN to build your apps.
HoloLens 2 For Photon Voice 2
The HoloLens 2 platform support for Photon Voice 2 comes in form of an addon package in our download page. It is a free download for Industries Circle members.
After you imported Photon Voice 2 from the Unity Asset Store in your project, import the custom ".unitypackage" addon into your project.
This addon contains the necessary libraries to build for ARM64.