EFI firmware for the MacBook Air 13-inch, Early 2014, with a 1.4 GHz Core i5 and EMC number 2632. The EMC code is Apple's identifier that separates otherwise similar models, so match it on the case before using this ZIP. The image is programmed onto the logic board's SPI flash to recover from firmware corruption or a failed update. Read and keep the original contents first, since machine-specific data is stored there, and check the dump size against the flash chip.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @biosarchive. Enginerys does not host this file.
All sources (2)
The same file was posted more than once. If one link is dead, try the next.
| Channel | Posted | |
|---|---|---|
| @biosarchive | 20 Oct 2018 | Open file on RM Schematics |
| @IT_SERVICE_WORLD | 28 Oct 2019 | Open file on RM Schematics |
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Back up your own chip before writing any dump, and match the full board number and revision. Flashing guide →