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Firmware

DH_SD-Taurus_MultiLang_PN_Stream3-Normal_V3.200.0000018.4.R.260121.zip

Dahua firmware released Jan 21, 2026. May work with 74 devices, including CA-HZ2020GB-A, CA-HZ2023GB-A, CA-HZ2023GB-B.

Released
Jan 21, 2026
Version
V3.200.0000018.4.R
Size
432.1 MB
Hardware
74 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
765ab1ac6e9ac294d1cad0832139e111
SHA-256
db67071a8cde22dacc69a381dae07bc096e4c2dc91d650dbdf06acb7ca3bef90
Changelog
Release notes

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (74 devices).

Where these IDs come from
  • hwid in DH_SD-Taurus_MultiLang_PN_Stream3-Normal_V3.200.0000018.4.R.260121.bin: the device's own hardware check list, 74 IDs
  • Install in DH_SD-Taurus_MultiLang_PN_Stream3-Normal_V3.200.0000018.4.R.260121.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in DH_SD-Taurus_MultiLang_PN_Stream3-Normal_V3.200.0000018.4.R.260121.bin: the device's own hardware check list, 74 IDs
  • hwid in check.bin: the device's own hardware check list, 74 IDs
  • Install in check.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in check.bin: the device's own hardware check list, 74 IDs

Technical details

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

DH_SD-Taurus_MultiLang_PN_Stream3-Normal_V3.200.0000018.4.R.260121.bin

Architecture
arm
OEM build
General
Image dates
Jan 21, 2026
Security
Signed, encrypted
Language & video
English by default · 23 languages · PAL
Software version
V3.200.0000018.4.R.260121
Supported languages (23)

English, Italian, Spanish, Russian, French, German, Portugal, Poland, Korean, Czechish, Dutch, Arabic, SpanishEU, Turkey, Ukrainian, Hebrew, Hungarian, Romanian, Thai, Indonesia, Vietnamese, TradChinese, Japanese

Flash layout: 10 partitions, 10 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
mini-boot0x00x1000001.0 MBdhboot-min.bin.img—2026-01-21
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2026-01-21
dtb0x5000000x6000001.0 MBdhdtb.bin.img—2026-01-21
pd0x42000000x4a000008.0 MBpd-x.squashfs.imgsquashfs2026-01-21
kernel0x4a000000x560000012.0 MBkernel.img—2026-01-21
web0x56000000x760000032.0 MBweb-x.squashfs.imgsquashfs2026-01-21
rootfs0x76000000xd60000096.0 MBromfs-x.squashfs.imgsquashfs2026-01-21
firmware0x1ab000000x32b00000384.0 MBfirmware-x.ext4_aa.img—2026-01-21
firmware0x22b000000x32b00000256.0 MBfirmware-x.ext4_ab.img—2026-01-21
firmware0x2ab000000x32b00000128.0 MBfirmware-x.ext4_ac.img—2026-01-21

check.bin

Architecture
arm
OEM build
General
Image dates
Jan 21, 2026
Security
Signed
Language & video
English by default · 23 languages · PAL
Software version
V3.200.0000018.4.R.260121
Supported languages (23)

English, Italian, Spanish, Russian, French, German, Portugal, Poland, Korean, Czechish, Dutch, Arabic, SpanishEU, Turkey, Ukrainian, Hebrew, Hungarian, Romanian, Thai, Indonesia, Vietnamese, TradChinese, Japanese

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