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Firmware

DH_NVR6XXX-I_MultiLang_V4.005.0000000.1.R.251202.bin

Dahua firmware released Dec 2, 2025. Encrypted firmware.

Released
Dec 2, 2025
Version
V4.005.0000000.1.R
Size
462.4 MB
Hardware
Encrypted firmware

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
50704026904ed2b91e909c1579fb3a4a
SHA-256
63193950dbffbc5c3535941736c0591683e73f2ff17bcd19d7bd33946608ec1d

Where it's published

Compatible hardware

This firmware is encrypted (the format used for XVR AstonDB and NVR6 I builds), so its contents, including its list of supported hardware, can't be read. Use the model names the vendors list for it instead.