ShowdownVRDemo will not View Detail Lighting or Reflection Mode

After opening the ShowdownVRDemo project and changing the view mode to either Detail or Reflection the view doesn't change. It still shows the image as if in Lit Mode.

1. Open ShowdownVRDemo. Downloaded from the Learn section of UE4 Launcher
2. Change from lit mode, in the view mode tab of the launcher, to either reflection or Detail Lighting Mode
3. Observe little to no change in the viewport