Motion Detection for DVR System Customer Support Center July 01, 2019 23:44 Updated Follow How to set up motion detection? Related articles How to use a new Gmail account to set DVR / NVR mail alarms? How to set up record and playback on DVR / NVR? How to upgrade DVR System? DVR System: how to install and format the hard drive? Why the image of one of the camera is blurred. Comments 0 comments Please sign in to leave a comment.