Always stop recording before powering off. Interrupting a write cycle may corrupt the video file. If this happens, insert the SD card into a computer and run a repair tool (like recover_mp4 ).
: Press and hold the front Mode button for 3–5 seconds. Head 720p Action Camera User Manual
Press and hold the Power/Mode button for 3 seconds. Always stop recording before powering off
Finally, the flashes. The manual says the Red LED will blink three times before shutdown. On the screen, the light pulses like a dying heart. The last thing it captures is a pair of hiking boots stepping into the frame. File Saved. Head 720p Action Camera User Manual
To elevate your videos beyond basic home movies: