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Firmware

DH_VTHX421L_MultiLang_SIP_V4.510.0000000.2.R.260716.zip

Dahua firmware released Oct 7, 2026. May work with 4 devices, including VTH1560B-S, VTH2421A, VTH2421CH.

Released
Oct 7, 2026
Version
V4.510.0000000.2.R
Size
13.3 MB
Hardware
4 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
caf5c0ebdac081d09c821b8f0e07b7da
SHA-256
3a2e9899c31b939876fb1cc19a37d23d07c82d66a065a976ddc1b10430cd9fe7
Changelog
Release notes

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (4 devices).

Where these IDs come from
  • Install in DH_VTHX421L_MultiLang_SIP_V4.510.0000000.2.R.260716.bin: the installer's device list (board families), 4 IDs, vendor Dahua

Technical details

Read from inside the firmware (zip archive).

Architecture
arm
OEM build
Dahua
Image dates
Jul 16, 2026
Security
Signed
Flash layout: 9 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
uboot0x00x40000256.0 KBuboot.bin.img—2026-07-16
env0x400000x5000064.0 KBenv-x.cramfs.imgcramfs2026-07-16
boot0x500000x2f00002.6 MBkernel-x.cramfs.imgcramfs2026-07-16
system0x2f00000x5900002.6 MBromfs-x.cramfs.imgsquashfs2026-07-16
logo0x5900000x5a000064.0 KBlogo-x.cramfs.imgcramfs2026-07-16
web0x5a00000x6a00001.0 MBweb-x.cramfs.imgcramfs2026-07-16
data0x6a00000x8200001.5 MBdata-x.cramfs.imgcramfs2026-07-16
usr0x8200000xef00006.8 MBusr-x.cramfs.imgcramfs2026-07-16
pd0xef00000xf0000064.0 KBpd-x.cramfs.imgcramfs2026-07-16

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