in VR mode,how to let PC show 1920*1080 single screen

Sigfreud, to help you better understand what’s going on, I tried to package your level and play it the same way. Here is a video of me trying to launch your level and then launch a spectator instance. Pressing T doesn’t seem to help https://drive.google.com/file/d/0B1HrKnJyn2SPaVBXeVJzbExMeWc/view?usp=sharing