When logged in to the app, tap the " About Us" icon on the lower right side of the screen then tap "Exit"

test response

test 2 response

The green port is to add in other sensors and is more for using the camera as a security device and not a baby monitor  hence why it is not highlighted.

Check if the lens is dirty or marked with finger prints or adjust the white ring part that is  holding the lens.

When in live view, tap the screen to see all the options. On the upper right side if the screen, tap the triangle looking icon to rotate the view.