Samsung SM-R323 Gear VR User Manual page 57

Making a Selection
You can select items or apps by moving your head and then tapping
the touchpad.
1. Move your head to place the displayed pointer onto a desired
selection (1).
2. Tap the touchpad (on the right side of the unit) (2).
Note: The pointer is centered in your line sight and follows your head
movements. At times, some apps and content may not display the
pointer.
Know Your Device 57