Firmware

DH_NVR4x-EI_MultiLang_V4.005.0000001.2.R.250707.bin

Dahua firmware released Jul 7, 2025. Encrypted firmware.

Released: Jul 7, 2025
Version: V4.005.0000001.2.R
Size: 104.9 MB
Hardware: Encrypted firmware

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5: 10c532217cb2aea10b12e6952a67f05f
SHA-256: ce56d7d1fc5c2b571f5eee7c26a8b76737231e16f980cdcbb778e64e73dc44b1

Where it's published

Mirrored by
Dahua
files.dahua.support
Mirror
Series: NVR4xxx-EI
- Folder: Rejestratory/NVR/NVR4xxx-EI/Stare
V4.005.0000001.2.R · Listed date Jul 7, 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.