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- A2251 820-01949-07 UB260
Firmware image read from position UB260 on the Apple logic board 820-01949-07 used in the A2251 MacBook, delivered as a 1.00 MB binary.
BIOS · 820-01949 · 1.00 MB · 5 Apr 2025BIOS bin1.00 MB - BIOS 820-2496-A
Firmware dump for an Apple logic board 820-2496-A, packed as a small RAR of about 1.28 MB.
BIOS · 820-2496 · 1.28 MB · 14 Jun 2020BIOS rar1.28 MB - IMACK 27 A1312 820-2828-A MX25L6406E WORKING BIOS 100%
Working BIOS for the Apple iMac 27-inch A1312 with logic board 820-2828-A, dumped from an MX25L6406E chip. That Macronix 64 Mbit (8 MB) SPI flash stores the boot ROM.
BIOS · 820-2828 · 3.35 MB · 5 Jun 2023BIOS rar3.35 MB - 820-00239 EMC3163 outimage
Full firmware image for the Apple logic board 820-00239, EMC 3163, provided as an 8 MB binary with the outimage suffix typical of ready-to-write chip dumps.
BIOS · 820-00239 · 8.00 MB · 30 Jul 2020BIOS bin8.00 MB - BIOS A1369 EMC2469 820-3023-A
EFI firmware dump for the Apple A1369 MacBook Air, EMC 2469, logic board 820-3023-A, where the A suffix marks the board revision.
BIOS · 820-3023 · 3.68 MB · 30 Jan 2019BIOS rar3.68 MB - Imac A1224 MX25L3205 20230619 13749 WORKING BIOS 100%
Working BIOS dump for an Apple iMac A1224, read from an MX25L3205 flash chip, a 32 Mbit (4 MB) Macronix SPI part, with a 2023-06-19 date in the name.
BIOS · 1.29 MB · 20 Jun 2023BIOS rar—1.29 MB - A1278 -820-3115-B OK U BOS2 BIN
Firmware for an Apple MacBook model A1278 on logic board 820-3115, revision B, marked as working (OK). Apple uses the 820-xxxx pattern for logic board part numbers.
BIOS · 820-3115 · 3.89 MB · 21 Apr 2025BIOS rar3.89 MB - 820-2530-A
Firmware dump for an Apple logic board numbered 820-2530-A, with no model name stated, packed as a 1.28 MB RAR.
BIOS · 820-2530 · 1.28 MB · 19 Dec 2018BIOS rar1.28 MB - 820-00923-05.bin
BIOS / EFI firmware binary for the Apple logic board 820-00923, revision -05, packed in a 4.95 MB ZIP.
BIOS · 820-00923 · 4.95 MB · 11 Sept 2022BIOS zip4.95 MB - 820-00281-A
Raw 8MB firmware image for an Apple logic board numbered 820-00281, revision A, saved as a plain BIN file.
BIOS · 820-00281 · 8.00 MB · 23 Feb 2025BIOS bin8.00 MB - a1502-820-3476-a-cln
Firmware archive for the Apple A1502 MacBook Pro on logic board 820-3476, revision A, with cln in the name likely meaning a cleaned image, in a large 100 MB RAR.
BIOS · 820-3476 · 100 MB · 15 Jun 2022BIOS rar100 MB - A1707 EMC3072 820-00281-10
BIOS dump for the Apple A1707 MacBook Pro, EMC 3072, on logic board 820-00281 with the -10 suffix given in the name.
BIOS · 820-00281 · 8.00 MB · 30 Jul 2020BIOS bin8.00 MB - MBP15 20132014 A1398 (820-3787-A) WORKING BIOS
Working firmware dump for the 15-inch MacBook Pro A1398, model years 2013 to 2014, logic board 820-3787-A.
BIOS · 820-3787 · 5.04 MB · 22 May 2022BIOS zip5.04 MB - 820-00165-a a1466
Apple firmware image for a MacBook Air A1466 logic board numbered 820-00165, revision A as written in the name.
BIOS · 820-00165 · 8.00 MB · 8 Apr 2021BIOS bin8.00 MB - 820-3208-A with bios unlock
Apple EFI firmware for logic board 820-3208, revision A, supplied with the BIOS lock removed, so the firmware password should no longer be present.
BIOS · 820-3208 · 8.00 MB · 29 Dec 2024BIOS bin8.00 MB - 820-2914-A DF92 MC725LLA
Apple firmware archive for logic board 820-2914-A, project code DF92, listed with order number MC725LLA.
BIOS · 820-2914 · 3.81 MB · 26 Oct 2020BIOS rar3.81 MB - 820-00928-A W25Q64BV
Firmware dump for Apple logic board 820-00928-A, labelled with the Winbond W25Q64BV flash chip, a 64 Mbit (8 MB) SPI part, packed in a 4.28 MB RAR.
BIOS · 820-00928 · 4.28 MB · 20 Jun 2020BIOS rar4.28 MB - 820-3209 catalina clean me
An 8 MB BIN firmware image for the Apple logic board 820-3209, described in the name as a Catalina build with the Management Engine region cleaned.
BIOS · 820-3209 · 8.00 MB · 16 Oct 2023BIOS bin8.00 MB - iMac A1419-EMC 2639-820-6478-A CLEAN
Clean EFI firmware dump for the Apple iMac A1419, EMC 2639, logic board 820-6478-A. Clean usually means the dump has had its machine-specific data such as serial number…
BIOS · 820-6478 · 3.95 MB · 2 Dec 2018BIOS rar3.95 MB - A1466 820-2784-A BIOS
BIOS firmware for the Apple MacBook Air model A1466 with logic board 820-2784-A, stored in a 3.78 MB RAR.
BIOS · 820-2784 · 3.78 MB · 3 Sept 2023BIOS rar3.78 MB - BIOS 820-3437-B Air 13 2013 UNpass
Firmware for the Apple MacBook Air 13-inch 2013 logic board 820-3437-B, labelled UNpass, suggesting a firmware password lock was removed, in a 3.92 MB RAR.
BIOS · 820-3437 · 3.92 MB · 15 Jan 2022BIOS rar3.92 MB - 820-00165-02 Clear me.BIN
Apple firmware image for logic board 820-00165, revision 02, zipped to 4.48 MB, with Clear me in the name implying a cleaned or reset dump ready for programming.
BIOS · 820-00165 · 4.48 MB · 19 Mar 2018BIOS zip4.48 MB - A2251 820-01949-07 U3060
Raw 1MB firmware dump from a MacBook model A2251 logic board 820-01949-07, read from the chip at location U3060.
BIOS · 820-01949 · 1.00 MB · 5 Apr 2025BIOS bin1.00 MB - 820-00138-a-CleanME
Firmware dump for the Apple logic board 820-00138, revision A, as an 8 MB raw binary with the Management Engine region cleaned.
BIOS · 820-00138 · 8.00 MB · 29 Feb 2024BIOS bin8.00 MB - A1278 K6 20120305 820-2879-B
EFI boot ROM for the Apple A1278 MacBook Pro 13-inch, K6 board, logic board 820-2879 at revision B.
BIOS · 820-2879 · 4.00 MB · 15 Jun 2022BIOS bin4.00 MB - BIOS 820-00928-A.BIN
Zipped BIOS dump for Apple logic board 820-00928, with the A suffix in the name, about 5.07 MB compressed.
BIOS · 820-00928 · 5.07 MB · 31 May 2021BIOS zip5.07 MB - 820-00165-A EMC3178 YEAR 2017 TESTED OK
Firmware dump for an Apple MacBook built on logic board 820-00165-A, EMC 3178, from the 2017 model year, and marked as tested OK.
BIOS · 820-00165 · 8.00 MB · 10 Mar 2023BIOS bin8.00 MB - APLLE 820-00134-A WORKING BIOS
Working firmware dump for an Apple logic board 820-00134-A, stored in an 8.13 MB RAR; the brand is misspelled APLLE in the name.
BIOS · 820-00134 · 8.13 MB · 26 May 2022BIOS rar8.13 MB - 820-00629-A 8MB BIOS
Firmware image for Apple logic board 820-00629-A, sized for an 8 MB flash chip and packed in an 8.84 MB RAR; the Mac model is not given in the name.
BIOS · 820-00629 · 8.84 MB · 24 Nov 2024BIOS rar8.84 MB - A1465 WITH BIOS LOCK
An 8 MB firmware dump labelled A1465, Apple's model number for the 11-inch MacBook Air, noted as having a BIOS lock, which on Macs usually means an EFI firmware password…
BIOS · 8.00 MB · 29 Dec 2024BIOS bin—8.00 MB - 820-4924-new2021 outimage
Firmware image for an Apple logic board 820-4924, an 8 MB binary marked in the name as a new 2021 output image, apparently a processed or rebuilt dump.
BIOS · 820-4924 · 8.00 MB · 3 Dec 2023BIOS bin8.00 MB - iMacA1418 BIOS 820-01237-A BIOS
Firmware dump for the Apple iMac A1418 with logic board 820-01237, revision A, compressed into a 4.76 MB RAR.
BIOS · 820-01237 · 4.76 MB · 8 Jul 2023BIOS rar4.76 MB - A1419 820-3478-A BIOS 8MB BIOS
BIOS image for the Apple A1419 iMac logic board 820-3478, sized for an 8 MB flash chip, packed in a 3.92 MB RAR.
BIOS · 820-3478 · 3.92 MB · 4 Jun 2022BIOS rar3.92 MB - A1502-820-3536-a password Cleared
Firmware image for an Apple MacBook model A1502 logic board 820-3536, revision a, described as having the firmware password cleared, packed in a 3.95 MB RAR.
BIOS · 820-3536 · 3.95 MB · 5 Jan 2019BIOS rar3.95 MB - BIOS A1418 820-3588-A 25L6406E bios
EFI firmware for Apple A1418 logic board 820-3588-A, with the flash chip identified as a Macronix 25L6406E, a 64 Mbit (8 MB) SPI part.
BIOS · 820-3588 · 7.41 MB · 14 Jun 2020BIOS rar7.41 MB - IMACK 820-2542-A 4MB BIOS
Firmware for an Apple iMac logic board 820-2542, revision A in the name, provided as a 4MB BIOS image inside a 1.29 MB RAR.
BIOS · 820-2542 · 1.29 MB · 17 Nov 2024BIOS rar1.29 MB - BIOS IMAC A1418 EMC 2638 820-3588-A
BIOS (EFI firmware) dump for the Apple iMac A1418, EMC 2638, logic board 820-3588-A. Apple's 820-xxxx numbers identify logic boards, and the suffix letter marks the…
BIOS · 820-3588 · 4.15 MB · 26 Jan 2022BIOS zip4.15 MB - A1466-820-00165-A-2.2-8GB clean password
Apple MacBook Air A1466 firmware for logic board 820-00165, revision A, in an image marked 2.2 and 8GB, which likely refers to RAM configuration.
BIOS · 820-00165 · 4.26 MB · 5 Nov 2018BIOS zip4.26 MB - A1465 820-00164-03 Clear-me
EFI firmware image, 8 MB, for the Apple A1465, the 11-inch MacBook Air, on logic board 820-00164-03, where -03 is the board revision.
BIOS · 820-00164 · 8.00 MB · 12 Sept 2025BIOS bin8.00 MB - 820-01700-A ORGINAL BIOS
Original BIOS dump for the Apple logic board 820-01700-A, compressed as RAR and 2.34 MB in size.
BIOS · 820-01700 · 2.34 MB · 27 Oct 2021BIOS rar2.34 MB