V402r11 H264 H265 Dvr Nvr Firmware Download ^hot^ Work Jun 2026

: Updating may occasionally break specific features like email notifications or mobile app thumbnails, which may require clearing the app cache or re-enabling settings via the web interface . Community Perspectives Preamble text

If the device hangs at the logo after an update, you may need to use a CH341 programmer or a Serial/TTL connection to manually flash the EEPROM. v402r11 h264 h265 dvr nvr firmware download work

“I would recommend doing the upgrade, but if you're using an older version of SmartPSS, don't upgrade.” Reddit · r/Dahua · 1 year ago : Updating may occasionally break specific features like

Updating the for H.264/H.265 DVRs and NVRs is a precise process that depends on matching your device's specific 8-digit Version ID . This firmware is typically associated with Xiongmai (XMeye) devices built on Hisilicon SoCs like the Hi3520D, Hi3521A, or Hi3536. Step 1: Identify Your Version ID This firmware is typically associated with Xiongmai (XMeye)

Download and unzip the firmware. Ensure the file (often a .bin or .dav file) is saved to the root of the USB drive. Insert & Upgrade: Plug the USB into the DVR/NVR. Navigate to System > Upgrade (or Maintenance > Upgrade). Select the local upgrade file and click Start .

| 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 |