You can find explanations of the placeholders in our Pano2VR 101 series: ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-DH8mWnLA8XY.html. Or in our documentation: ggnome.com/doc/pano2vr/create-skin/
They probably sent you the local host URL that is being served from the built-in web server which only runs locally on that person's computer with Pano2VR running. The local host is not a URL to share. Instead the output must be published to an online server (your own website or gnome.cloud) or you can create a gnome package out put and use the Package Viewer to view the project offline.
Hi, these are recordings of live webinars, you can always scrub through the Q&As. We do have tutorial videos in our RU-vid channel as well as documentation on our website: ggnome.com/doc/pano2vr/