The available “Scrn Off When Rec” settings for Osmo Action 3 during recording & live stream are as follows:
3 s, 10 s, 30 s, 1 min, 5 min, 10 min, and never.
To set the screen-off rules when recording, scroll down on the touchscreen to see the menu, tap the “Settings” icon and then “Scrn Off When Rec”.
To set the screen-off rules when live streaming, enter live stream mode, swipe down on the touchscreen, and swipe left and right to configure.
“Scrn Off When Rec” is only working in Video or Slow Motion mode, and not available in Photo and Timelapse modes.
In Timelapse mode, Action 3 is in low power consumption, and the screen will be turned off 10 seconds after the recording starts.