For Mobile

Tap the screen in the direction you would like to move through the home

Drag the screen from side to side or up and down to view the virtual space

For Desktop

The viewer will take you inside the home. From there you have 2 options: 

1. You can move your mouse to click on circles on the floor which will move you through the home in that direction and click, hold, and drag your mouse to pan the room up/down or left/right

-0r-

2. You can navigate through the space by using the arrow keys (left/right to pan your view and up to move forward through the virtual space)