Firmware

General_NVR4x-4KS3_MultiLang_V4.006.0000000.1.R.250710.zip

Dahua firmware released Jul 10, 2025. Encrypted firmware.

Released: Jul 10, 2025
Version: V4.006.0000000.1.R
Size: 68.6 MB
Hardware: Encrypted firmware

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5: 3ee63fb3e7d2e08aab44038e85368204
SHA-256: 831073aa3ddb8f30563e89e23bcf5d390697f4e8c98109383fade0f82d95c778

Where it's published

Mirrored by
Dahua
files.dahuatech.support
Mirror
Sold as
- _NVR4x-4KS3
- Folder: Recorders/NVR/_NVR4x-4KS3/old
V4.006.0000000.1.R · Listed date Jul 10, 2025
Mirror link (files.dahuatech.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.