Firmware

DH_NVR4x-4KS3_MultiLang_V4.006.0000000.4.R.251229.bin

Dahua firmware released Dec 29, 2025. Encrypted firmware.

Released: Dec 29, 2025
Version: V4.006.0000000.4.R
Size: 69.5 MB
Hardware: Encrypted firmware

Download

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Permanent copy on the Internet Archive (item page)

MD5: 674797e0b2b6f36266bfb729dc5dc14c
SHA-256: 20ffe5925503266e7441e1942c5bc8ad6ca3abc5feba88b047125c0d7e1636ee

Where it's published

Mirrored by
Dahua
files.dahua.support
Mirror
Series: NVR4xxx-4KS3
- Folder: Rejestratory/NVR/NVR4xxx-4KS3/stare
V4.006.0000000.4.R · Listed date Dec 29, 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.