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- Dell Inspiron Vostro 3420 3520 HDL50 HDL5A LA L946P REV 1 0 i5 12thBIOS · LA-L946P · 22.5 MB · 18 Sept 2025BIOS rar22.5 MB
- Latitude 3420 cyborg-L14 MB TGL 203068-1BIOS · 203068-1 · 12.5 MB · 15 Jan 2024BIOS rar12.5 MB
- DELL VOSTRO 3420 HDL50 HDL5A LA L946P REV 1 0 A00 2022 04 11 WORKINGBIOS · LA-L946P · 14.1 MB · 20 Sept 2025BIOS zip14.1 MB
- Latitude 3420 Original ECBIOS · 1.00 MB · 15 Jul 2025BIOS bin—1.00 MB
- dell latitude 3420 11th Gen Intel Core i5 1135G7 Ok Tested WorkingBIOS · 8.98 MB · 14 May 2025BIOS rar—8.98 MB
- Dell latitude 3420 213105 2 Cyborg L14 MB TGL NEW LAN RRVKN$CB BIOSBIOS · 213105-2 · 9.61 MB · 26 Sept 2026BIOS rar9.61 MB
- Dell Latitude 3420 Cyborg L 14 203068 1 D CLN OK TESTED UNLOCK 11THBIOS · 203068-1 · 8.99 MB · 17 Nov 2023BIOS rar8.99 MB
- Dell Latitude 3420 1 18 0 Cyborg L 14 203068 1 FE CLN OK TESTEDBIOS · 203068-1 · 8.96 MB · 6 Sept 2022BIOS rar8.96 MB
- Dell Inspiron Vostro 3420 3520 HDL50 HDL5A LA L946P REV 1 0 i5 12thBIOS · LA-L946P · 11.7 MB · 8 Jan 2026BIOS rar11.7 MB
- SM BIOS Dell Inspiron 15 3520 and Vostro 3420 3520 LA L946P REVBIOS · LA-L946P · 10.8 MB · 2 Jul 2025BIOS rar10.8 MB
- SM BIOS Dell Inspiron 15 3520 and Vostro 3420 3520 LA L946P REVBIOS · LA-L946P · 10.9 MB · 2 Jul 2025BIOS rar10.9 MB
- DELL VOSTRO 3420 HDL50 HDL5A LA L946P REV 1 0 A00 2022 04 11 WORKINGBIOS · LA-L946P · 37.8 MB · 6 Jan 2026BIOS rar37.8 MB
- DELL Latitude 3420 213093-1 32MB TESTED ME REGION CLEAN OKBIOS · 213093-1 · 20.6 MB · 31 Jan 2026BIOS rar20.6 MB
- CYBORG-L14 MB TGL 203068-1 - Dell Latitude 3420BIOS · 203068-1 · 18.6 MB · 27 Feb 2026BIOS rar18.6 MB
- DELL LATITUDE 3520 3420 213105 2 Cyborg L14 mb TGL NEW LAN RRVKN$CBBIOS · 213105-2 · 19.1 MB · 7 Nov 2025BIOS rar19.1 MB
- Dell 3420
A BIOS dump for a Dell model numbered 3420, presumably an Inspiron or Latitude 3420, since the name gives no series. The 8 MB binary matches a 64 Mbit SPI flash.
BIOS · 8.00 MB · 9 Oct 2025BIOS—8.00 MB - Dell inprision 3420 DV14 MLK DIS MB 11282-SB WINBOND 25Q64
Dell Inspiron 3420 BIOS dump for the DV14 MLK DIS mainboard 11282-SB, stored for a Winbond 25Q64 flash chip, which holds 8 MB, in a 2.81 MB RAR archive.
BIOS · 2.81 MB · 27 Mar 2021BIOS rar—2.81 MB - Dell Inspiron 3420
BIOS image for the Dell Inspiron 3420, listed without a file extension and carrying no board number, revision or firmware version in its name.
BIOS · 8.00 MB · 15 Jun 2022BIOS—8.00 MB - SM BIOS Dell Latitude 3420 213105-2 clr
Dell Latitude 3420 BIOS dump for Wistron board 213105-2. The clr tag in the name most likely means a cleared image, but what was cleared is not stated.
BIOS · 213105-2 · 10.9 MB · 7 Dec 2025BIOS rar10.9 MB - 213105-1 DELL LATITUDE 3420 S BIOS WORLD
Compressed BIOS image for the Dell Latitude 3420 with board number 213105-1, a numeric style tied to Wistron-built Dell boards.
BIOS · 213105-1 · 11.7 MB · 25 Mar 2026BIOS rar11.7 MB - DELL Latitude 3420 203068-1 CLEAN ME ++
Full 32 MB BIOS image for the Dell Latitude 3420, board 203068-1, with the Management Engine region cleaned according to the name.
BIOS · 203068-1 · 32.0 MB · 30 Jul 2025BIOS bin32.0 MB - Dell Precision Tower 3420 WORKING BIOS
Dell Precision Tower 3420 workstation BIOS marked as working, supplied as a RAR archive.
BIOS · 7.54 MB · 9 Jan 2022BIOS rar—7.54 MB - DELL Latitude 3420 3520 213093 1 Cyborg L14 MB TGL NEW PD 1JVVD$CA
BIOS and firmware archive for the Dell Latitude 3420 and 3520, board 213093-1 with the Cyborg L14 MB designation, Tiger Lake platform, new PD variant, 72.1 MB RAR.
BIOS · 72.1 MB · 13 Apr 2026BIOS rar—72.1 MB - Latitude 3420 213093-1 TESTED BY FST FIX
BIOS image for the Dell Latitude 3420 on Wistron board 213093-1, marked as tested in the name.
BIOS · 213093-1 · 9.02 MB · 23 Dec 2024BIOS rar9.02 MB - BIOS HP Pro 3420 All-in-one Quanta WJ5 DA0W5MB6F0
BIOS image for the HP Pro 3420 All-in-One desktop, built by Quanta on platform WJ5 with board number DA0W5MB6F0, packed as a 2.06 MB RAR.
BIOS · DA0W5MB6F0 · 2.06 MB · 21 Aug 2021BIOS rar2.06 MB - DELL Latitude 3420 213093-1 32MB TESTED OK
BIOS image set for the Dell Latitude 3420 notebook on board 213093-1, with a 32MB flash size and marked as tested OK.
BIOS · 213093-1 · 21.1 MB · 7 Oct 2024BIOS rar21.1 MB - DELL Latitude 3420 Latitude 3520 CYBORG L14 MB TGL 203068 1 X3XR2$KA
Dell firmware package for Latitude 3420 and Latitude 3520, with the internal codename CYBORG L14 MB TGL, which points to a Tiger Lake platform.
BIOS · 73.2 MB · 1 Aug 2026BIOS rar—73.2 MB - 213276 1 cyborg l 14 tgl RW57J$LA Latitude 3420 Intel Core i3 1115G4
BIOS dump for the Dell Latitude 3420 with Intel Core i3-1115G4, Tiger Lake platform code TGL, project name Cyborg L 14, with RW57J and 213276 identifiers in the name…
BIOS · 9.24 MB · 10 Feb 2026BIOS rar—9.24 MB - HP Pro 3420 All-in-one wj5 main.bin
Main BIOS binary for the HP Pro 3420 All-in-One, taken from the WJ5 board, compressed into a 2.13 MB ZIP.
BIOS · 2.13 MB · 23 Jun 2021BIOS zip—2.13 MB - HP Pro 3420 All-in-one wj5 da0wj5mb6f0 BIOS & EC
BIOS and EC firmware set for the HP Pro 3420 All-in-One built on Quanta WJ5, board DA0WJ5MB6F0, compressed as a 2.12 MB ZIP.
BIOS · DA0WJ5MB6F0 · 2.12 MB · 31 May 2021BIOS zip2.12 MB - SM BIOS 11.8.50.3420 COR LP C NPDM PRD EXTR
Corporate (COR) Intel CSME firmware, version 11.8.50.3420, for LP mobile chipsets with the C stepping code.
BIOS · 6.01 MB · 3 Oct 2025BIOS bin—6.01 MB - DELL Latitude 3420 203068-1 TYPE C TASTED BY FST FIX
Small 1 MB firmware dump for the Dell Latitude 3420, board 203068-1, which follows the Wistron numbering pattern.
BIOS · 203068-1 · 1.00 MB · 23 Dec 2024BIOS bin1.00 MB - Dell Inspiron 3420 (DV14 MLK UMA 11281-1)
BIOS dump for the Dell Inspiron 3420 using Wistron board 11281-1, DV14 MLK design, in the UMA variant with integrated graphics only.
BIOS · 11281-1 · 3.15 MB · 2 Jun 2021BIOS zip3.15 MB - SM BIOS 11.8.50.3420 CON LP C NPDM PRD EXTR
Consumer-edition Intel ME 11.8 firmware, build 11.8.50.3420, targeting LP platforms with the C stepping code and the NPDM (no Power Down Mitigation) variant.
BIOS · 1.75 MB · 3 Oct 2025BIOS bin—1.75 MB - DELL Latitude 3420 203068-1 TASTED BY FST FIX
Full 32 MB BIOS image for the Dell Latitude 3420 on board 203068-1, a Wistron-style number.
BIOS · 203068-1 · 32.0 MB · 23 Dec 2024BIOS bin32.0 MB - Latitude 3420 cyborg L14 MB TGL 203068 1 CYBORG L14 TGL 203068 1
Firmware package for the Dell Latitude 3420, board project Cyborg L14, Tiger Lake (TGL) platform, mainboard 203068-1, a number in the Wistron format.
BIOS · 203068-1 · 12.2 MB · 9 Aug 2022BIOS zip12.2 MB - DELL Inspiron Vostro 3420 3520 HDL50 HDL5A LA L946P REV 1 0 i5 12th
BIOS firmware archive for Dell Inspiron and Vostro 3420 and 3520 notebooks on Compal board LA-L946P revision 1.0, with the HDL50 and HDL5A platform codes in the name.
BIOS · LA-L946P · 96.8 MB · 7 Aug 2026BIOS rar96.8 MB - HP Pro 3420 All in one Quanta WJ5 HP omni 120 1128d da0wj5mb6f0
BIOS dump for the HP Pro 3420 all-in-one and the HP Omni 120-1128d, both built on the Quanta WJ5 mainboard DA0WJ5MB6F0, packed in RAR format.
BIOS · DA0WJ5MB6F0 · 2.10 MB · 29 Mar 2021BIOS rar2.10 MB - Dell Inspiron 15 3520 and Vostro 3420 3520 LA L947P REV 1 0 100%
BIOS for Compal board LA-L947P revision 1.0, shared by the Dell Inspiron 15 3520 and the Vostro 3420 and 3520, with the 100% tag indicating the uploader considers it…
BIOS · LA-L947P · 11.0 MB · 12 Jan 2025BIOS rar11.0 MB - DELL VOSTRO 3420 HDL50 HDL5A LA L946P REV 1 0 A00 2022 04 11 WORKING
Firmware image for the Dell Vostro 3420, built on Compal board LA-L946P revision 1.0 with the HDL50 and HDL5A codes printed on the name.
BIOS · LA-L946P · 14.6 MB · 7 Jan 2025BIOS rar14.6 MB