Thank you for choosing NUVICO products.
Upgrade instructions for your EV2 Series DVR system are below.

Please read the following instructions carefully before performing the upgrade.


1. Copy and unzip the file *********.img to your USB flash drive. Make sure that the files are placed on the root of the drive and not inside of a folder. 

2. Stop any recording on the DVR and insert the USB flash drive to the USB port on the DVR.

3. Right click on your live view screen, and select setup menu.

4. Navigate to system, then update.

5. Click on the "Start" function, and wait for the DVR to detect the file on the flash drive.

6. Once the flash drive is scanned, click the +/- buttons to select the correct firmware file on the flash drive, then click Start again and wait for the update to complete.