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- DAHUA 4 CH XVR 5104 HS DH9920CBIOS · 16.0 MB · 9 Sept 2026BIOS—16.0 MB
- DAHUA 80146366 4 CH OK TESTEDArchive · 13.0 MB · 27 May 2025Archive rar—13.0 MB
- DAHUA 4 CH XVR 5104 HS DH9920CBIOS · 16.0 MB · 5 May 2025BIOS—16.0 MB
- DAHUA 4 CH XVR 5104 HS DH9920CBIOS · 16.0 MB · 29 Apr 2025BIOS—16.0 MB
- dahua 32 ch XVR 5232AN DH 9920C 128MB ADMIN123BIOS · 16.0 MB · 9 Sept 2026BIOS—16.0 MB
- dahua 32 ch XVR 5232AN DH 9920C 128MB ADMIN123BIOS · 16.0 MB · 5 May 2025BIOS—16.0 MB
- dahua 32 ch XVR 5232AN DH 9920C 128MB ADMIN123BIOS · 16.0 MB · 5 May 2025BIOS—16.0 MB
- DH-HCVR4108C-S3 8CH(D1516 60 043 80157282)
Dahua DH-HCVR4108C-S3 8-channel recorder package, 14.8 MB ZIP, labelled with codes D1516, 60_043 and 80157282.
Archive · 14.8 MB · 26 Jul 2024Archive zip—14.8 MB - DH XVR5x04 Eng P V3.218.0000002.5.R.190301
Firmware image for a Dahua XVR5x04 series video recorder, English-language build, version V3.218.0000002.5.R, dated 190301 (March 2019).
BIOS · 14.1 MB · 29 Mar 2025BIOS bin—14.1 MB - DH-XVR1A08 (D1811) 8CH 16MB Backup
Flash backup for the Dahua DH-XVR1A08 8-channel recorder with PCB code D1811, packed as a 15.6 MB ZIP.
Archive · 15.6 MB · 26 Jul 2024Archive zip—15.6 MB - DH-XVR4A08 (D1811 41-209)
Dahua DH-XVR4A08 recorder archive of 14.6 MB in ZIP format, carrying the PCB code D1811 and board marking 41-209.
Archive · 14.6 MB · 26 Jul 2024Archive zip—14.6 MB - DH-XVR4B16-I (57 271 80206979 D2018)
Recovery files for the Dahua DH-XVR4B16-I 16-channel recorder, in an 86.5 MB ZIP with codes 57_271, 80206979 and D2018 in the name.
Archive · 86.5 MB · 26 Jul 2024Archive zip—86.5 MB - DH-XVR4232AN-X 32CH(30 262 80187072)
Package for the Dahua DH-XVR4232AN-X, a 32-channel recorder, provided as an 80.5 MB ZIP with identifiers 30_262 and 80187072 that likely denote board version and part…
Archive · 80.5 MB · 26 Jul 2024Archive zip—80.5 MB - DH-XVR5108HS (55 101)
Dahua DH-XVR5108HS 8-channel recorder archive, 14.4 MB ZIP, labelled with the board code 55_101.
Archive · 14.4 MB · 26 Jul 2024Archive zip—14.4 MB - DVR DH-XVR1A04 16MB
Firmware archive for the Dahua DH-XVR1A04 digital video recorder, with the name indicating a 16MB flash chip.
BIOS · 29.6 MB · 5 Apr 2025BIOS rar—29.6 MB - DH-XVR5116HS (41 111 D1621)
Recovery archive for the Dahua DH-XVR5116HS, 14.9 MB in ZIP form, with board identifiers 41_111 and D1621 given in the name.
Archive · 14.9 MB · 26 Jul 2024Archive zip—14.9 MB - DH-XVR4104HS-S2 4CH(D1720 48 188 80176885)
Dahua DH-XVR4104HS-S2 4-channel recorder archive, 14.6 MB ZIP, marked with D1720, 48_188 and 80176885, which look like PCB code, board version and part number.
Archive · 14.6 MB · 26 Jul 2024Archive zip—14.6 MB - DH-HCVR4104C-S2 4CH (30 166 8014182)
Firmware or flash backup archive for the Dahua DH-HCVR4104C-S2, a 4-channel HDCVI recorder, packed in a 13.3 MB ZIP.
Archive · 13.3 MB · 26 Jul 2024Archive zip—13.3 MB - DH-XVR5116HS-X (66 148 d1734)
Dahua DH-XVR5116HS-X 16-channel recorder package, a large 126 MB ZIP carrying the codes 66_148 and d1734 that appear to be board version and PCB identifiers.
Archive · 126 MB · 26 Jul 2024Archive zip—126 MB - DH-XVR4B08H (D1820 41 208)
Dahua DH-XVR4B08H recorder archive, 158 MB in ZIP form, tagged D1820 and 41_208, apparently the PCB code and board version.
Archive · 158 MB · 26 Jul 2024Archive zip—158 MB - DH-XVR1B08H
Archive for the Dahua DH-XVR1B08H recorder, an 81.7 MB ZIP; the name gives only the model, with no board code or version.
Archive · 81.7 MB · 26 Jul 2024Archive zip—81.7 MB - dh xvr5108hs x 66 147 D1722 XVR5216AN X 16PXVR510408H X 48PXVR580816S
Combined 81.5 MB ZIP referencing the Dahua DH-XVR5108HS-X with board codes 66_147 and D1722, plus tokens pointing to XVR5216AN-X, XVR5104 08H-X and XVR5808 16S models…
Archive · 81.5 MB · 26 Jul 2024Archive zip—81.5 MB - DH-XVR4B08 (41 206)
A 71.8 MB ZIP for the Dahua DH-XVR4B08 recorder, labelled with the board code 41_206. Contents are likely a flash dump or firmware set used to bring back a recorder that…
Archive · 71.8 MB · 26 Jul 2024Archive zip—71.8 MB - DHI-NVR1108HS-S3-H
Archive for the Dahua DHI-NVR1108HS-S3-H network video recorder, a 46.4 MB ZIP whose name lists only the model.
Archive · 46.4 MB · 26 Jul 2024Archive zip—46.4 MB - DHI-LM22-L200 DUMP
Firmware dump labelled DHI-LM22-L200, compressed as a RAR archive of roughly 789 KB. The prefix suggests a Dahua-type device code, but the name gives no further details…
BIOS · 789 KB · 2 Sept 2025BIOS rar—789 KB - d1811 stuck on logo
A 14.4 MB ZIP archive referencing board code d1811 and a stuck-on-logo fault; the name does not state the recorder model.
Archive · 14.4 MB · 26 Jul 2024Archive zip—14.4 MB - DH-HCVR4108HS-S2 (d1420 58 022)
Archive for the Dahua DH-HCVR4108HS-S2 HDCVI DVR, a 13.2 MB ZIP. The bracketed tokens d1420 and 58_022 look like the main board code and a firmware or board revision…
Archive · 13.2 MB · 26 Jul 2024Archive zip—13.2 MB