Go to Main Menu > System Info > Version .
: Once the firmware update process starts, ensure it completes without interruption to prevent damaging the device. v402r11 h264 h265 dvr nvr firmware download high quality
The V4.02.R11 firmware supports both and H.265 video compression standards, which are essential for high-quality video surveillance and efficient storage. Go to Main Menu > System Info > Version
Go to Main Menu > System Info > Version .
: Once the firmware update process starts, ensure it completes without interruption to prevent damaging the device.
The V4.02.R11 firmware supports both and H.265 video compression standards, which are essential for high-quality video surveillance and efficient storage.
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