The firmware version V4.02.R11 is a common generic update for H.264/H.265 DVRs and NVRs, typically those manufactured by Xiongmai (XM) or using Hisilicon SoCs. These devices are often sold under various white-label brands like Floureon, Miscu, and others. How to Identify Your Exact Firmware
To download the V4.02.r11 firmware for your H.264 or H.265 DVR or NVR system, follow these steps: V4.02.r11 H.264 H.265 Dvr Nvr Firmware Download
File Type: The downloaded file should be a .bin file. If it comes in a .zip or .rar, you must unzip it first. Step 3: Installation Process (USB Method) V4.02.R11 H.264/H.265 DVR/NVR Firmware Download The firmware version V4
Видеонаблюдение в Сергиевом Посаде Where to Download Go to Main Menu → Network → Update
Before downloading, you must verify your device's specific 8-digit version ID found under [System Information] > [Version]. Using a version meant for a different hardware build—even if it is labeled V4.02.R11—may cause a MAC address conflict or total system failure. V4.02.R11 H.264 H.265 DVR NVR Firmware Download