![CHORTAU B-T27 User Manual Download Page 26](http://html1.mh-extra.com/html/chortau/b-t27/b-t27_user-manual_2603252026.webp)
Delete:
Delete the current file displayed or delete all files.
Protection:
Lock / Unlock the current file displayed or Lock
one / Unlock one/Lock All/Unlock All.
D.System Setting Menu:
After powering on the dash cam, long press the M
button to enter the video setup process, then short
click M button to enter system setup.(If the camera is
recording video, press the OK button to stop recording
first, then long press M button enter the video setup,
short press M button to enter system setup)
24