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Firmware

General_NVR4XXX-4KS2L-Custom_RTSP_001W0-221115_PART_V4.002.0000002.0.R.230105.bin

Dahua and Global DS firmware released Jan 5, 2023. May work with 1 device.

Released
Jan 5, 2023
Version
V4.002.0000002.0.R
Size
5.7 KB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
e9546aa2118d9ac70bbce0c8ab9e9b3e
SHA-256
73afe7a53785666cdc265abd25c2db7d45bdfad3a5bc5eb94feafd5fe3af00c5

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (1 device). Names with placeholders such as x or XXX are board families.

Where these IDs come from
  • Install.lua: the installer script's board checks, 2 IDs

Technical details

Read from inside the firmware (dahua package (zip variant)).

Flash
128.0 MB
Security
Signed, upgrade security version 3.00
Flash layout: 11 partitions, 1 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
param0x00x1400001.3 MBnot written——
boot0x1400000x5400004.0 MBnot written——
env0x5400000x7400002.0 MBnot written——
romfs0x7400000x378000048.3 MBnot written——
custom0x37800000x39800002.0 MBcustom-x.squashfs.imgsquashfs—
web0x39800000x488000015.0 MBnot written——
logo0x48800000x4a800002.0 MBnot written——
dgs0x4a800000x4b00000512.0 KBnot written——
ext_usr0x4b000000x740000041.0 MBnot written——
config_fw0x74000000x76000002.0 MBnot written——
config0x76000000x800000010.0 MBnot written——

Other files for much of the same hardware, from any vendor.