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Firmware

DH_SD-Gauss-Civil_MultiLang_PN_Stream3_V3.201.0000007.0.R.260129.zip

Dahua firmware released Jan 29, 2026. May work with 13 devices, including CA-HZ2023DB3-A, SD49216DB-A, SD49220DB-A.

Released
Jan 29, 2026
Version
V3.201.0000007.0.R
Size
74.0 MB
Hardware
13 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
1bafd6c5029a4922ad2d07980141dbed
SHA-256
df694ccc8289aa980251b8a95ae0425e6b65cb1f2cd2bf7b330c3760cef82cc1

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (13 devices).

Where these IDs come from
  • hwid in DH_SD-Gauss-Civil_MultiLang_PN_Stream3_V3.201.0000007.0.R.260129.bin: the device's own hardware check list, 13 IDs
  • Install in DH_SD-Gauss-Civil_MultiLang_PN_Stream3_V3.201.0000007.0.R.260129.bin: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img in DH_SD-Gauss-Civil_MultiLang_PN_Stream3_V3.201.0000007.0.R.260129.bin: the device's own hardware check list, 13 IDs
  • hwid in check.bin: the device's own hardware check list, 13 IDs
  • Install in check.bin: the installer's device list (board families), 1 ID, vendor Dahua (not counted: a more specific list exists)
  • check.img in check.bin: the device's own hardware check list, 13 IDs

Technical details

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

DH_SD-Gauss-Civil_MultiLang_PN_Stream3_V3.201.0000007.0.R.260129.bin

SoC
Novatek NT98560
Architecture
arm
OEM build
Dahua
Bootloader
U-Boot 2019.04-svn18131
Image dates
Jan 28, 2026
Security
Signed, encrypted, security baseline V2.4
Language & video
English by default · 23 languages · PAL
Software version
V3.201.0000007.0.R.260129
Supported languages (23)

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

Flash layout: 11 partitions, 11 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
dtb0x400000x80000256.0 KBdhdtb.bin.img—2026-01-28
mini-boot0xc00000x140000512.0 KBdhboot-min.bin.img—2026-01-28
bootloader0x2400000x3400001.0 MBdhboot.bin.img—2026-01-28
rootfs0x18400000x3e4000038.0 MBromfs-x.squashfs.imgsquashfs2026-01-28
firmware0x3e400000x644000038.0 MBfirmware-x.squashfs.imgsquashfs2026-01-28
custom0x64400000x68400004.0 MBcustom-x.squashfs.imgsquashfs2026-01-28
kernel0x68400000x6c400004.0 MBkernel.img—2026-01-28
web0x6c400000x6f400003.0 MBkernel-aol.img—2026-01-28
web0x6c400000x7c4000016.0 MBweb-x.squashfs.imgsquashfs2026-01-28
web0x6f400000x7b4000012.0 MBrollback-aol.squashfs.imgsquashfs2026-01-28
pd0x7c400000x7f400003.0 MBpd-x.squashfs.imgsquashfs2026-01-28

check.bin

Architecture
arm
OEM build
Dahua
Image dates
Jan 28, 2026
Security
Signed, security baseline V2.4
Language & video
English by default · 23 languages · PAL
Software version
V3.201.0000007.0.R.260129
Supported languages (23)

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

About the security baseline: firmware with a higher security baseline can stop a device going back to older firmware. A device already on a higher baseline than V2.4 may refuse this file, and after installing it you may not be able to downgrade to firmware with a lower baseline.

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