Firmware

DH_NVR4x-EI_MultiLang_V4.005.0000001.5.R.250923.bin

Dahua firmware released Sep 23, 2025. Encrypted firmware.

Released: Sep 23, 2025
Version: V4.005.0000001.5.R
Size: 103.7 MB
Hardware: Encrypted firmware

Download

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Permanent copy on the Internet Archive (item page)

MD5: b5954404777a42af723b52b434a623f1
SHA-256: 83bfcb39bce49931e21937d38cf329472cb97ee593a3e305fca02de296c266bc

Where it's published

Mirrored by
Dahua
files.dahua.support
Mirror
Series: NVR4xxx-EI
- Folder: Rejestratory/NVR/NVR4xxx-EI/Stare
V4.005.0000001.5.R · Listed date Sep 23, 2025
Mirror link (files.dahua.support)

Compatible hardware

This firmware is encrypted (the format Dahua uses for NVR4/NVR5 EI and XI builds), so its contents, including its list of supported hardware, can't be read. Use the model names the vendors list for it instead.