LG V4 ThinQ User Manual page 12

Feature Highlight
10
Triple shot
The triple cameras located on the back of the device allows you to take a
series of photos with different angles of view and save as a video with slide
effect.
1. Tap Home >
2. Tap Capture to take a photo.
The triple cameras take photos automatically in sequence.

A triple shot video is automatically saved in Gallery.

While taking a photo, hold the device steady until all 3 photos have been taken.
NOTE
Camera, and tap Triple shot.