If you have attempted to change the display output of your recorder to a higher resolution (e.g., 4K Ultra HD) but your monitor does not support 4K Ultra HD, there...
Like most electronic devices, DVRs and NVRs have a fan inside them to prevent the unit from overheating and damaging the motherboard. All DVRs / NVRs exhibit minor noise from...
If your DVR / NVR system is not powering on after being moved, bumped, or dropped, it may be related to a power source issue or a loss of connection...
If your DVR / NVR system is not powering on, it may be related to several issues including the power adapter being used, the power switch on the recorder, or...
If you're having trouble opening a video file with the .dav extension after backing up footage from your Lorex recorder, here's how to fix the issue and avoid it in...
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