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Firmware

DH_VTO65XXX_MultiLang_PN_SIP_CEE-Nordic_V4.600.0000000.5.R.250722.zip

Dahua firmware released Aug 20, 2025. May work with 7 devices, including VTO6521F, VTO6521H, VTO6521H-D.

Released
Aug 20, 2025
Version
V4.600.0000000.5.R
Size
257.1 MB
Hardware
7 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
11fa71691c6d541c835e45fcfe7b9943
SHA-256
c2654abfa426825c3031f437bc02b1e2c29d2f5f6b4df2c4427e50be6a5a1dd2
Changelog
Release notes

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (7 devices).

Where these IDs come from
  • hwid in DH_VTO65XXX_MultiLang_PN_SIP_CEE-Nordic_V4.600.0000000.5.R.250722.bin: the device's own hardware check list, 7 IDs
  • Install in DH_VTO65XXX_MultiLang_PN_SIP_CEE-Nordic_V4.600.0000000.5.R.250722.bin: the installer's device list (board families), 7 IDs, vendor Dahua (not counted: a more specific list exists)
  • check.img in DH_VTO65XXX_MultiLang_PN_SIP_CEE-Nordic_V4.600.0000000.5.R.250722.bin: the device's own hardware check list, 7 IDs
  • check.img in firmware.bin: the device's own hardware check list, 7 IDs
  • Install in firmware.bin: the installer's device list (board families), 7 IDs, vendor Dahua (not counted: a more specific list exists)

Technical details

Read from inside the firmware (bundle of several firmwares). This file bundles 2 firmware images.

DH_VTO65XXX_MultiLang_PN_SIP_CEE-Nordic_V4.600.0000000.5.R.250722.bin

Architecture
arm
OEM build
Dahua
Flash
17179869185.8 GB
Image dates
Jul 22, 2025
Security
Signed, encrypted
Language & video
English by default · 15 languages · PAL
Supported languages (15)

English, Polish, Romanian, Hungarian, Finnish, Dansk, Czechish, Bulgaria, Slovakian, Slovenia, Greek, Serbian, Lithuanian, Latvian, Hebrew

Flash layout: 25 partitions, 7 written by this firmware

From the firmware's partition table (partitionV2.txt).

PartitionStartEndSizeImageFilesystemBuilt
mini-Boot0x00x1000001.0 MBnot written——
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2025-07-22
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2025-07-22
Kernel0x6000000x100000010.0 MBkernel.img—2025-07-22
romfs(ro)0x10000000x8000000112.0 MBromfs-x.squashfs.imgsquashfs2025-07-22
data(ro)0x80000000xd00000080.0 MBdata-x.squashfs.imgsquashfs2025-07-22
dgs0xd0000000xd8000008.0 MBnot written——
ext0xd8000000xe0000008.0 MBnot writtenext4—
web(ro)0xe0000000x1200000064.0 MBweb-x.squashfs.imgsquashfs2025-07-22
backpart(ro)0x120000000x121000001.0 MBnot written——
backkernel(ro)0x121000000x12b0000010.0 MBnot written——
backromfs(ro)0x12b000000x19b00000112.0 MBnot written——
backdata(ro)0x19b000000x1eb0000080.0 MBnot written——
backcustom(ro)0x1eb000000x1f3000008.0 MBnot written——
backproduct(ro)0x1f3000000x1fb000008.0 MBnot written——
backweb(ro)0x1fb000000x23b0000064.0 MBnot written——
firmware(ro)0x23b000000x2d100000150.0 MBfirmware.imgsquashfs2025-07-22
backfirmware(ro)0x2d1000000x36700000150.0 MBnot written——
syslog0x367000000x3770000016.0 MBnot writtenext4—
config0x377000000x3970000032.0 MBnot writtenext4—
backup0x397000000x55900000450.0 MBnot writtenext4—
appdata10x559000000x75900000512.0 MBnot writtenext4—
appdata0x759000000x100000000758fffff17179869184.0 GBnot writtenext4—

firmware.bin

Architecture
arm
OEM build
Dahua
Image dates
Jul 22, 2025
Security
Signed, encrypted
Language & video
English by default · 15 languages · PAL
Supported languages (15)

English, Polish, Romanian, Hungarian, Finnish, Dansk, Czechish, Bulgaria, Slovakian, Slovenia, Greek, Serbian, Lithuanian, Latvian, Hebrew

Flash layout: 1 partition, 1 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
firmware0x23b000000x2d100000150.0 MBfirmware.img—2025-07-22

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