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How to set up alarm email notifications on the DVR V4.1?
How to modify time zone, date and time on DVR V4.1?
How to enable motion detection on the DVRs V4.1?
How to back up the recordings of DVR into a USB flash drive V4.1?
How can I add an IP camera to DVR V4.1?
How can I add a DVR to the app on my Android or IOS phone via P2P V4.1?
How can I add a DVR to the app on my Android or IOS phone via IP Address or DDNS V4.1?
What can I do if I forget the password for DVR V4.1?
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