NOTE: This guide is for the following recorders : DVR-1590, 1600, 4575/4580/4590, 4780, 4980, NVR-7450
Download the firmware
If you have not acquired the firmware yet, download it from this article (click HERE) and save it to your flash drive (do not put it in a folder). We recommend a flash drive capacity of 32GB or smaller.
Update
- Insert the flash drive into your DVR.
- Access Menu and go to Advanced (left) then Maintain (top).
- Click on Upgrade.
- A new window will open which shows the files in your flash drive. Select the firmware you downloaded then click on OK.
NOTE: Filename varies per model. Use the firmware sent to you if there's any.
- A confirmation window will appear, click on OK to continue.
- The update will begin; do not interrupt it until the recorder has completed the update.
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