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Firmware

DH_IPC-HX1XXX-W-Libra_EngSpnRus_PN_V2.840.0000000.12.R.250819.zip

Dahua firmware released Aug 28, 2025. May work with 9 devices, including IPC-HDW1239DT-IL-PV-STW, IPC-HDW1439DT-IL-PV-STW, IPC-HDW1439DTP-IL-PV-STW.

Released
Aug 28, 2025
Version
V2.840.0000000.12.R
Size
22.8 MB
Hardware
9 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
702956e2a2971cd0687800fc741b83f9
SHA-256
27e112888a0edbd949ef07318c525820f52b3abfae9817be45d84b2173345db6
Changelog
Release notes

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (9 devices).

Where these IDs come from
  • hwid in DH_IPC-HX1XXX-W-Libra_EngSpnRus_PN_V2.840.0000000.12.R.250819.bin: the device's own hardware check list, 9 IDs
  • Install in DH_IPC-HX1XXX-W-Libra_EngSpnRus_PN_V2.840.0000000.12.R.250819.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in DH_IPC-HX1XXX-W-Libra_EngSpnRus_PN_V2.840.0000000.12.R.250819.bin: the device's own hardware check list, 9 IDs
  • Install in web-x.squashfs.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in web-x.squashfs.bin: the device's own hardware check list, 9 IDs

Technical details

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

DH_IPC-HX1XXX-W-Libra_EngSpnRus_PN_V2.840.0000000.12.R.250819.bin

SoC
Rockchip
Architecture
arm
OEM build
General
Kernel
Linux 3.10.108
Bootloader
U-Boot 2020.04-svn12133
Image dates
Aug 19, 2025
Security
Signed, not encrypted, security baseline V2.2
Language & video
English by default · 3 languages · PAL
Supported languages (3)

English, Spanish, Russian

Flash layout: 9 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
bootloader0x100000x60000320.0 KBdhboot.bin.img—2025-08-19
dtb0x1800000x19000064.0 KBdhdtb.bin.img—2025-08-19
kernel0x1900000x3000001.4 MBkernel.img—2025-08-19
web0x3000000x4400001.3 MBkernel-aol.img—2025-08-19
web0x3000000x7b00004.7 MBweb-x.squashfs.imgsquashfs2025-08-19
web0x4400000x5800001.3 MBromfs-x-aol.squashfs.imgsquashfs2025-08-19
user0x5800000x7800002.0 MBuser-x-aol.squashfs.imgsquashfs2025-08-19
rootfs0x7b00000x8f00001.3 MBromfs-x.squashfs.imgsquashfs2025-08-19
user0x8f00000xfe00006.9 MBuser-x.squashfs.imgsquashfs2025-08-19

web-x.squashfs.bin

Architecture
arm
OEM build
General
Image dates
Aug 19, 2025
Security
Signed, not encrypted, security baseline V2.2
Language & video
English by default · 3 languages · PAL
Supported languages (3)

English, Spanish, Russian

Flash layout: 1 partition, 1 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
web0x3000000x7b00004.7 MBweb-x.squashfs.imgsquashfs2025-08-19

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 V2.2 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.