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Firmware

DH_IPC-PSDW824XL-Fafnir_MultiLang_PN_Stream3_V2.820.0000000.5.R.250911.zip

Dahua firmware released Sep 30, 2025. May work with 10 devices, including IPC-PSDW81642M-A180-E5-D440-S2, IPC-PSDW81649M-A180-E5-D440-S2, IPC-PSDW82442M-H-A270-E7-D440.

Released
Sep 30, 2025
Version
V2.820.0000000.5.R
Size
375.2 MB
Hardware
10 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
46d578e1b749031fa5dc9ac17339058f
SHA-256
ecfabfde366467ced2149b5b381eec1ff17ae8d6d1a23b9abae9740a65a78c78
Changelog
Release notes

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (10 devices).

Where these IDs come from
  • check.img in blob.bin: the device's own hardware check list, 10 IDs
  • Install in blob.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • hwid in DH_IPC-PSDW824XL-Fafnir_MultiLang_PN_Stream3_V2.820.0000000.5.R.250911.bin: the device's own hardware check list, 10 IDs
  • Install in DH_IPC-PSDW824XL-Fafnir_MultiLang_PN_Stream3_V2.820.0000000.5.R.250911.bin: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img in DH_IPC-PSDW824XL-Fafnir_MultiLang_PN_Stream3_V2.820.0000000.5.R.250911.bin: the device's own hardware check list, 10 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, 10 IDs

Technical details

Read from inside the firmware (bundle of several firmwares). This file bundles 3 firmware images.

blob.bin

Architecture
arm
OEM build
General
Image dates
Sep 11, 2025
Security
Signed, not encrypted
Flash layout: 1 partition, 1 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
blob0x46d000000x86d000001.0 GBblob.imgsquashfs2025-09-11

DH_IPC-PSDW824XL-Fafnir_MultiLang_PN_Stream3_V2.820.0000000.5.R.250911.bin

SoC
HiSilicon Hi3559AV100
Architecture
arm
OEM build
General
Kernel
Linux 4.9.37
Flash
3.5 GB
Image dates
Sep 11, 2025
Security
Signed
Language & video
English by default · 13 languages · PAL
Supported languages (13)

English, Italian, Spanish, Russian, French, German, Portuguese, Polish, Korean, Czech, Dutch, Arabic, SpanishEU

Flash layout: 18 partitions, 9 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
minboot0x00x1000001.0 MBnot written——
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2025-09-11
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2025-09-11
custom(ro)0x6000000x9800003.5 MBcustom-x.squashfs.imgsquashfs2025-09-11
product(ro)0x9800000xd000003.5 MBpd-x.squashfs.imgsquashfs2025-09-11
Kernel0xd000000x170000010.0 MBkernel.img—2025-09-11
web(ro)0x17000000x570000064.0 MBweb-x.squashfs.imgsquashfs2025-09-11
romfs(ro)0x57000000x11100000186.0 MBromfs-x.squashfs.imgsquashfs2025-09-11
fpn(ro)0x21d000000x2550000056.0 MBnot written——
dgs0x255000000x25d000008.0 MBnot written——
syslog0x25d000000x261000004.0 MBnot written——
config0x261000000x267000006.0 MBnot written——
backup0x267000000x26d000006.0 MBnot written——
firmware0x26d000000x36d00000256.0 MBfirmware-x.squashfs.imgsquashfs2025-09-11
blob(ro)0x46d000000x86d000001.0 GBblob.imgsquashfs2025-09-11
appdata0x86d000000xe0d000001.4 GBnot written——

web-x.squashfs.bin

Architecture
arm
OEM build
General
Image dates
Sep 11, 2025
Security
Signed, not encrypted
Flash layout: 1 partition, 1 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
web0x17000000x570000064.0 MBweb-x.squashfs.imgsquashfs2025-09-11

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