The firmware is a common update for H.264 and H.265 DVRs and NVRs based on XMeye (Xiongmai) hardware. To download the correct version, you must identify your device's unique 8-digit Version ID or "Key Number," as installing the wrong file can permanently damage (brick) the recorder. 1. Identify Your Version ID Before downloading, locate your current firmware version:
Before you search for a download link, you verify your current "System Version." Installing the wrong firmware can "brick" your device (render it useless). Navigate to the Main Menu of your DVR/NVR. Go to Info > Version . v402r11 h264 h265 dvr nvr firmware download exclusive
contains specialized guides for identifying platform versions (e.g., identifying "General" vendors via the "000" code). Standard Installation Procedure Format USB: Use a USB drive (typically 4GB–32GB) formatted to Copy File: exclusive v402r11 H
Updating to the (Version 4.02.R11.0000.23a or newer) fixes: Confirm the firmware’s intended model numbers
: While developed by manufacturers like Xiong Mai (XM) , it is often found in generic "unbranded" Chinese recorders or white-label brands like Enster or ACME . How to Find Your Specific Version