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Firmware

General_NVR5XXX-XI_MultiLang_V4.005.0000000.2.R.251218.bin

EmpireTech firmware released Dec 18, 2025. Encrypted firmware.

Released
Dec 18, 2025
Version
V4.005.0000000.2.R
Size
475.1 MB
Hardware
Encrypted firmware

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Permanent copy on the Internet Archive (item page)

MD5
719ba77549ac613c707c1d878239fce0
SHA-256
e9e77a315e49486ac748a4c8eb47a916351c6a07543e7c16c5a5b05910775ab5
Changelog
Release notes

Where it's published

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.