: Place the .bin firmware file in the root directory of the USB.
Insert the USB into the recorder, go to System > Upgrade , select the file, and click Start . v402r11 h264 h265 dvr nvr firmware download exclusive
Because this is "exclusive" or "generic" Chinese hardware, official downloads are often found on manufacturer portals or specialized CCTV support sites: : Place the
A: No. The v402r11 maintains backward playback compatibility. Only new recordings will use H.265 if you switch encoding. go to System > Upgrade
Risks and red flags