V402r11 H264 H265 Dvr Nvr Firmware ~upd~ Download Work [ 2025 ]

Technical Overview: V4.02.R11 Firmware for H.264/H.265 DVRs and NVRs

Annke

| Brand | Model | Chipset Ver | H.264 Support | H.265 Support | Working FW Version | | :--- | :--- | :--- | :--- | :--- | :--- | | | D41BB | v402r11 V3.2 | Yes | Yes | V3.2.15_210430 | | Zosi | H10-16 | v402r11 V2.0 | Yes | No | V2.0.8_H264 | | Night Owl | WNVR-8 | v402r11 V4.0 | Yes | Yes | V4.0.22_H265 | | SV3C | XVR-08A | v402r11 V3.1 | Yes | Partial (2K only) | V3.1.03_2022 | | Generic | 4CH 5MP | v402r11 V5.0 | Yes | Yes (H.265+) | GM8135_V5.0 |

Leo plugged the USB into the spare NVR on his workbench. Model: unknown. Sticker: faded. But the chipset? v402r11. He held his breath and initiated the update.

Comprehensive Firmware Lists

: Websites like Unifore and DVRAID host categorized lists of .bin files for various Hi35xx chipsets (e.g., Hi3520, Hi3521, Hi3531).

Do not download random .bin or .img files from anonymous forums. Use this tiered strategy.

1. Extract the downloaded .zip – look for a .dav or .bin file.
2. Access your DVR/NVR via:

   V4.02.R11

   The firmware is a generic system software primarily designed for DVRs and NVRs utilizing HiSilicon SoC (System on a Chip) solutions . It is highly versatile, supporting multiple hardware configurations including 4, 8, 16, and 32-channel systems, as well as various resolutions like 1080N, 1080p, 4MP, and 5MP. Performance and Compatibility

   After upgrading the firmware, ensure:

   Step 3 – Enable Main Stream & Sub Stream