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Firmware

DH_NVR5XXX-EI_MultiLang_V5.000.0000000.0.R.250417.zip

Dahua firmware released Apr 17, 2025. Encrypted firmware.

Released
Apr 17, 2025
Version
V5.000.0000000.0.R
Size
775.6 MB
Hardware
Encrypted firmware

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
7a2ec0dc08fe9f62ad95ed552acc1e2c
SHA-256
10f9c2ae5645d06f0c69bc3d5dcacc2af75ba351cb046c8a05f1b2214b2f89d7
Changelog
Release notes

Where it's published

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.

Technical details

Read from inside the firmware (bundle of several firmwares). This file bundles 6 firmware images.

algorithm-x.squashfs.img

SoC
HiSilicon SS626V100
Architecture
arm
Image dates
Apr 17, 2025
Security
Not signed, not encrypted
Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
algorithm0x200000000xe00000003.0 GBalgorithm-x.squashfs.imgext42025-04-17

algorithm.img

SoC
HiSilicon SS626V100
Architecture
arm
Image dates
Apr 17, 2025
Security
Not signed, not encrypted
Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
algorithm0x200000000xe00000003.0 GBalgorithm.img—2025-04-17

custom-x.squashfs.img

SoC
HiSilicon SS626V100
Architecture
arm
Image dates
Apr 17, 2025
Security
Not signed
Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
custom0xe7400000xe9400002.0 MBcustom-x.squashfs.imgsquashfs2025-04-17

logo-x.squashfs.img

SoC
HiSilicon SS626V100
Architecture
arm
Image dates
Apr 17, 2025
Security
Not signed, not encrypted
Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
logo0xfd400000xfe00000768.0 KBlogo-x.squashfs.imgsquashfs2025-04-17

u-boot.bin.img

SoC
HiSilicon SS626V100
Architecture
arm
Image dates
Apr 17, 2025
Security
Not signed
Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
u-boot0x00xa8000010.5 MBu-boot.bin.img—2025-04-17

web-x.squashfs.img

SoC
HiSilicon SS626V100
Architecture
arm
Image dates
Apr 17, 2025
Security
Not signed, encrypted
Flash layout: 1 partition, 1 written by this firmware

From the image headers (only partitions this firmware writes).

PartitionStartEndSizeImageFilesystemBuilt
web0xe9400000xfd4000020.0 MBweb-x.squashfs.imgsquashfs2025-04-17

Also published as

Byte-for-byte identical files under other names: