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6.4.6.2 Firmware Upgrade
In the System-Misc-Firmware upgrade menu, user is able to upgrade NVR firmware by
store the firmware in USB drive.
To upgrade the firmware, connect a USB flash device which contains the firmware
version user would like to update. Click “Upgrade” to start the firmware upgrading.
The system reboot is required to complete the firmware upgrade.
WARNING: Do not disconnect USB device or turn off the NVR power during the
upgrading otherwise it might cause NVR defective.
Note:
To upgrade 4CH NVR to 8CH NVR by license key, please contact the service
people.