Mobile HDR is broken on Meta Quest 3 in 5.6.0

Summary

Mobile HDR doesn’t work on Meta Quest 3 with forward rendering and multiview - device hangs upon app launch.

Please select what you are reporting on:

Creative

What Type of Bug are you experiencing?

Devices

Steps to Reproduce

Configure VR Template for Meta Quest 3 (Android), including forward rendering, MSAA x4, mobile multiview and mobile HDR. Build apk and install it to the device using MQDH. Run the app and observe infamous infinite loop with 3 dots in the startup splash screen.

Expected Result

App should launch and work as expected, rendering supported features such as bloom, etc.

Observed Result

After launching app from the device, the app hangs on the splash screen.

Platform(s)

Meta Quest 3/S (Android Vulkan)

Additional Notes

Mobile HDR used to work with Unreal Engine 5.4.3 (Meta fork v68 and v69).