Eyemax TVST PVT3-04N5 User Manual page 83

7) Configuration
Shown at the following screen, from Setup  System  Firmware, you may view
the current firmware version as well as Upgrade the firmware and additionally,
Export, Import, and Default NVR Configuration.
Firmware version
Firmware Upgrade
Configuration Export
Configuration Import
Configuration Default
You should connect correctly the USB devices, before you use firmware upgrade, export
and import.
Show the firmware version of the device.
Upgrade the device by a firmware.
Export system settings.
Import system settings.
Return to factory default settings.
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CH 3 How to Use