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- MBA4,2 BIOS v0077 B12
Apple MacBook Air 4,2 boot ROM, version 0077 B12, for logic board 820-3023. Apple numbers its logic boards 820-xxxx, with a suffix letter for the revision.
BIOS · 820-3023 · 3.73 MB · 30 Jan 2019BIOS zip3.73 MB - Lenovo Thinpad X1 Carbon Type 20A7-003ttx
BIOS firmware for the Lenovo ThinkPad X1 Carbon, machine type 20A7, with the name adding a 003ttx suffix after the type.
BIOS · 3.82 MB · 29 Aug 2020BIOS 7z—3.82 MB - A1278 820-3115-A BIOS
BIOS dump for the Apple A1278 MacBook Pro logic board 820-3115, delivered as a 4.09 MB ZIP.
BIOS · 820-3115 · 4.09 MB · 9 Sept 2023BIOS zip4.09 MB - tbtrom
Zipped firmware set tagged for Apple, named tbtrom, which suggests Thunderbolt controller ROM images, though the name lists no Mac model or board number.
BIOS · 10.3 MB · 5 Jan 2025BIOS zip—10.3 MB - L460 20FV BL460 NM A651 i5 6300U use two BIOS 8MB vinafix schematicBIOS · NM-A651 · 16.2 MB · 3 Aug 2024BIOS rar16.2 MB
- BIOS A1278 820-2565-A.BIN
EFI firmware dump for the Apple A1278 MacBook Pro logic board 820-2565-A, packaged as a 2.74 MB ZIP archive.
BIOS · 820-2565 · 2.74 MB · 26 Sept 2021BIOS zip2.74 MB - x280 Lenovo UnlockedBIOS · 5.89 MB · 1 Jul 2025BIOS rar—5.89 MB
- W25Q128BV@WSON8 20250604 155739 PATCHEDBIOS · 16.0 MB · 4 Jun 2025BIOS bin—16.0 MB
- A1989 820-00850-A.BIN
Firmware binary for the Apple A1989 MacBook Pro on logic board 820-00850-A, zipped to 2.03 MB.
BIOS · 820-00850 · 2.03 MB · 25 Jan 2021BIOS zip2.03 MB - Work dump A1398 820-3787-06
Working firmware dump for an Apple A1398 MacBook Pro, logic board 820-3787 revision 06, provided as an 8.00 MB binary.
BIOS · 820-3787 · 8.00 MB · 30 Jul 2020BIOS bin8.00 MB - BIOS A1370 820-2855-A MX25L6406D
Firmware dump for the Apple A1370 MacBook Air on logic board 820-2855-A, taken from an MX25L6406D flash chip, a Macronix 64 Mbit (8 MB) SPI part.
BIOS · 820-2855 · 3.79 MB · 7 Jun 2020BIOS zip3.79 MB - A1370 i5 1.6 2011 EMC2471
Firmware dump for the Apple MacBook Air model A1370 from 2011 with the Core i5 1.6 GHz processor, identified by EMC 2471.
BIOS · 3.75 MB · 16 Nov 2019BIOS zip—3.75 MB - A1502 (820-3476-A)
Firmware dump for the Apple A1502 MacBook Pro, logic board 820-3476 with revision A noted in the name.
BIOS · 820-3476 · 8.54 MB · 20 Jul 2024BIOS zip8.54 MB - A1370 820-2855-A MX25L6406D
Firmware dump for an Apple A1370 MacBook Air with logic board 820-2855, revision A, taken from a Macronix MX25L6406D flash chip, which is a 64 Mbit (8 MB) SPI part.
BIOS · 820-2855 · 3.84 MB · 1 May 2021BIOS zip3.84 MB - APPLE 820-00163-A - A1398 2015 25L6473E.bin
EFI firmware for an Apple A1398 from 2015, logic board 820-00163-A, zipped to 4.86 MB; the name states the Macronix 25L6473E flash, a 64 Mbit (8 MB) SPI chip.
BIOS · 820-00163 · 4.86 MB · 26 Aug 2021BIOS zip4.86 MB - APPLE A1466 820-00165-02 2015
BIOS dump for the Apple MacBook Air A1466 with logic board 820-00165-02, marked as the 2015 model, provided as a 4.30 MB RAR.
BIOS · 820-00165 · 4.30 MB · 14 Mar 2021BIOS rar4.30 MB - P1 Type 20MD, 20ME Laptop ThinkPad LPM 1 MB 17870 1 n2euj21w
Lenovo ThinkPad P1 firmware dump for machine types 20MD and 20ME, with the version string n2euj21w in the name, one revision older than the 22w build.
BIOS · 32.0 MB · 23 Nov 2025BIOS bin—32.0 MB - APPLE A1278 (820-2936-B) BIOS
EFI firmware dump for the Apple MacBook A1278 with logic board 820-2936, revision B, provided in a 3.97 MB ZIP archive.
BIOS · 820-2936 · 3.97 MB · 24 Dec 2022BIOS zip3.97 MB - LENOVO E41 LA-D731P REV 1.0 2016-04-11 WORKING BIOS
Working BIOS for the Lenovo E41 laptop on Compal board LA-D731P revision 1.0, dated 2016-04-11 in the name, supplied as a 2.52 MB RAR.
BIOS · LA-D731P · 2.52 MB · 16 Feb 2022BIOS rar2.52 MB - NYKS 94V-0 NM19 131T 02A 820-2828-A 25L6406E
Firmware dump for an Apple logic board numbered 820-2828, rev A, read from a Macronix 25L6406E SPI flash, which is a 64 Mbit (8 MB) part.
BIOS · 820-2828 · 3.53 MB · 12 Mar 2022BIOS zip3.53 MB - Q95 011000BIOS · 6050A3009601 · 16.0 MB · 6 Feb 2025BIOS bin16.0 MB
- k43sd org
Original BIOS dump (org) taken from an ASUS K43SD laptop, 4 MB in size, matching a 32-megabit SPI flash chip.
BIOS · 4.00 MB · 15 Jun 2022BIOS bin—4.00 MB - MX25L6405 20181026 191317
Dump read from a Macronix MX25L6405 SPI flash on 26 October 2018, 8 MB in size, with no device, brand or board named. The capacity suits 64 Mbit chips.
BIOS · 8.00 MB · 9 Oct 2025BIOS bin—8.00 MB - K52JT-AS206
Zipped firmware for the K52JT notebook, the AS206 suffix most likely indicating BIOS version 206, 1.27 MB in size.
BIOS · 1.27 MB · 25 Mar 2017BIOS zip—1.27 MB - A1342
Apple firmware archive labelled only with the model number A1342, the polycarbonate MacBook, with no logic board number or revision given. The 7z file is 1.61 MB.
BIOS · 1.61 MB · 29 Aug 2020BIOS 7z—1.61 MB - 820-2883-A
EFI firmware archive for Apple logic board 820-2883, with the suffix A, probably denoting the board revision. This number belongs to the 13-inch MacBook A1342.
BIOS · 820-2883 · 1.55 MB · 3 Sept 2020BIOS rar1.55 MB - MX25L6405 20181026 191317
8 MB dump read from a Macronix MX25L6405 SPI chip, named by the programmer with the chip type and an October 2018 timestamp. The source machine is not stated.
BIOS · 8.00 MB · 9 Oct 2025BIOS bin—8.00 MB - ACER 4740G-MX25L3205
BIOS firmware for the Acer Aspire 4740G, the variant with discrete graphics, read from a Macronix MX25L3205 flash chip.
BIOS · 4.00 MB · 21 Sept 2025BIOS bin—4.00 MB - L390 laptops (ThinkPad) - Type 20NS
BIOS firmware for ThinkPad L390 laptops, machine type 20NS, from Lenovo. The name gives no board number or version, so the machine type is the main matching key, and it…
BIOS · 6.68 MB · 13 Oct 2026BIOS rar—6.68 MB - DV5I
Firmware dump of 1.00 MB in .bin format named DV5I, which likely denotes a dv5 laptop on an Intel platform, though the name gives no board number or revision to confirm.
BIOS · 1.00 MB · 12 Oct 2025BIOS bin—1.00 MB - w25q128bv option 1
16 MB image for a Winbond W25Q128BV flash, labelled as option 1, which suggests one of several alternative dumps for the same machine.
BIOS · 16.0 MB · 9 Oct 2025BIOS bin—16.0 MB - A1347-820-5509 A FIXED ME
Firmware dump for an Apple machine identified as model A1347 on logic board 820-5509, revision A, with the ME region fixed.
BIOS · 820-5509 · 3.81 MB · 21 Aug 2021BIOS rar3.81 MB - T91-UNLOCKED
BIOS package for a T91 machine, marked unlocked, meaning the firmware has been modified to expose hidden setup menus or remove restrictions.
BIOS · 674 KB · 30 Sept 2019BIOS rar—674 KB - Lenovo ThinkPad A475 Type (20KM) (R04ET45W)
Lenovo ThinkPad A475 BIOS image for machine type 20KM, with BIOS version R04ET45W given in the name. The file is a 16.0 MB binary suited to a 128 Mbit SPI flash chip.
BIOS · 16.0 MB · 1 Jun 2026BIOS bin—16.0 MB - MX25L6405 P07AAJ
Firmware image read from a Macronix MX25L6405 SPI flash, tagged P07AAJ, 8.00 MB in size to match that 64 Mbit chip.
BIOS · 8.00 MB · 15 Jun 2022BIOS bin—8.00 MB - ThinkCentre M710q-N000 16MB BIOS
BIOS image for the Lenovo ThinkCentre M710q tiny desktop, labelled N000 and described as a 16 MB dump, compressed to 7.34 MB in rar.
BIOS · 7.34 MB · 9 Feb 2022BIOS rar—7.34 MB - lenovo x1 carbon 5th gen bios
Firmware dump for the Lenovo ThinkPad X1 Carbon 5th Gen, a 7.87 MB ZIP whose name gives no machine type, version or tested status.
BIOS · 7.87 MB · 17 Sept 2026BIOS zip—7.87 MB - ThinkPad Maintenance Utility password available in video description
Small 200 KB RAR labelled as a ThinkPad maintenance utility for Lenovo machines; the name says a password for the archive is published elsewhere, and gives no model or…
BIOS · 200 KB · 22 May 2026BIOS rar—200 KB - Lenovo ThinkPad X390 Yoga Type (20NN)
BIOS firmware for the Lenovo ThinkPad X390 Yoga, machine type 20NN, supplied as a 10.8 MB RAR archive.
BIOS · 10.8 MB · 24 Apr 2026BIOS rar—10.8 MB - P1 (Type 20MD, 20ME)(n2euj22w) - Type 20ME
16 MB BIOS binary for the Lenovo ThinkPad P1 family covering machine types 20MD and 20ME, with this image marked for Type 20ME.
BIOS · 16.0 MB · 23 Nov 2025BIOS bin—16.0 MB