Pico 4 an VR AR XR

Some Play Canvas examples run excellently on the Pico 4:

or

The problem is that custom VR projects don’t do exactly that! Neither the VR template, nor the WebXR template, nor the forked version starts in VR mode in the Pico 4 …

The thread from 3 years ago has not been answered satisfactorily. Is there a solution for this in the meantime?

Thank you very much!