Firmware

DH_XVR4x08-I3(V2.0)_MultiLang_V4.004.0000001.0.R.250822.zip

Dahua firmware released Sep 10, 2025. Encrypted firmware.

Released: Sep 10, 2025
Version: V4.004.0000001.0.R
Size: 50.4 MB
Hardware: Encrypted firmware

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5: 8d0a76a65042775565a78601b45ce82f
SHA-256: 236909b10880027dd0d04cca907d69862ffbffd86215c9c41ab97bb36009eaee
Changelog: Release notes

Where it's published

Available from
Dahua
Dahua Download Center
Current
Sold as
- XVR1B04H-I(1T)
- XVR1B04H-I(512G)
V4.004.0000001.0.R · Listed date Sep 10, 2025
Vendor link (materialfile.dahuasecurity.com)

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.