N843 Series - 4K NVR with Smart Motion Detection

Model Numbers: N843A82, N843A82G, YN843A82-8AB4-E, YN843A82-8AB6N-E

As the center of your security system, this 8-channel 4K Fusion Network Video Recorder (NVR) will help you secure your property and your data. With 4K resolution recording, a security-grade hard drive, smart home compatibility, and support for Smart Motion Detection and Safeguard features - this NVR's performance is unmatched. It is also unlike anything else on the market. As part of the Fusion Collection, it can accommodate up to two Wi-Fi cameras to open channels, giving you the opportunity to expand your security coverage in new and exciting ways.

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1. Lorex Cloud‎ Setup (For Recorders)

DVR / NVR - How to format your USB flash drive on your recorder

To make sure you can transfer files to or from your recorder, it is essential that you first format your USB flash drive on the recorder before moving any file.

DVR / NVR - How to manually upgrade the firmware of your recorder

If your recorder is connected to a network, it will automatically receive firmware updates.

DVR / NVR - How to Playback Recorded Videos on Your Computer

You can download recorded videos from your DVR or NVR to a USB flash drive and play them back on your computer. Depending on the file format of your video, you need the Lorex Player or the VL

DVR / NVR - How to Remove and Install a New Hard Disk Drive

The system comes with a pre-installed 3.5" SATA hard drive. You can replace the hard drive with one up to a maximum size of 8TB or 10TB (varies per model).

DVR / NVR - How to restore your recorder’s display resolution to factory default

This troubleshooting guide will help you restore your recorder’s display output to factory default so that you can restore your monitor’s live view.

DVR / NVR - Which Hard Disk Drive (HDD) is Compatible with Lorex Recorders?

The following FAQ details which type of hard disc drive (HDD) is compatible with Lorex recorders.

How to Change or Reset Your Recorder's Password (Compatible with Lorex App)

This article offers guidance on how to change the password of your Lorex recorder for security purposes or reset it in case you have forgotten it.

Lorex Fusion: Connect Your Wi-Fi Cameras and Accessories (N841, N842, N843, N844, N861, D862, D871 Series)

The following article provides instructions for connecting your Lorex Fusion Collection Wi-Fi cameras and accessories to the Lorex App and to your Fusion recorder.

Lorex Fusion: Download the Lorex App

The following article provides instructions for downloading the Lorex App and connecting your Lorex Fusion Collection recorder to the app.

Lorex Fusion: Frequently Asked Questions

The following frequently asked questions (FAQs) provide more information about your Lorex Fusion Collection.

Lorex Fusion: Troubleshooting

The following article provides some troubleshooting tips for setting up your Lorex Fusion Collection.

N842 & N843 / E892 Series - Active View

Lorex Active View™ is a smart feature of E892 series camera and N842/N843 recorder. It actively tracks, follows, and zooms in on a subject the moment it enters the camera's view.

N843, N844, E893 Series: Face & Mask Detection

Face Detection is a smart feature of E893 series camera and N843 recorder. When enabled, Face Detection can detect the faces of persons as they enter the camera's field of view.

N843, N844, E893 Series: Safeguard

Safeguard is a smart feature of E892 series camera and N842 recorder. When enabled, Safeguard can detect if you left something behind or something is missing.

Technical Support: Frequently Asked Questions

We have curated these frequently asked questions (FAQs) to provide you with a quick and easy solution to technical issues regarding your Lorex product.

Top Reasons Your Lorex Camera May Lose Video or Go Black

There are a multitude of reasons why your security camera may go black. The following list of potential issues will walk you through the process of identifying the root cause and do a quick f

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