Firmware

DH_NVR4x-EI_MultiLang_V4.001.0000000.2.R.230621.bin

Dahua firmware released Jun 21, 2023. Encrypted firmware.

Released: Jun 21, 2023
Version: V4.001.0000000.2.R
Size: 100.1 MB
Hardware: Encrypted firmware

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5: 3fef160106f2dbc6fe24a889a0d18d27
SHA-256: 648e7178b28e44063b3127dcfa997d78b0d9e92f66cedb8c3215eed927662d3c

Where it's published

Mirrored by
Dahua
files.dahuatech.support
Mirror
Series: _NVR4xxx-EI
- Folder: Recorders/NVR/_NVR4xxx-EI/old
V4.001.0000000.2.R · Listed date Jun 21, 2023
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.