EFI Bios Chip


Original EFI Firmware chip for MacBook Pro, MacBook Air, iMac, and Mac mini

SKU: N/A Category:

• Brand new pre-programmed EFI firmware chip. 100% working and confirmed with clean ME Region.
• Fix Corrupted Firmware.
• Remove iCloud Lock (4 or 6 Pin Code)
• Remove Mac EFI Password Lock
• Disabled Mac.
• Solve MDM Remote Management (Do not use your original SN if your Mac has MDM)

• (It will NOT remove the Operating system password or Hard Drive password)

• The chip needs to be soldered on the motherboard. Professional soldering skills are needed to

replace the chip. Please be careful to not damage the components around the chip. We are not responsible if you damage your logic board.

• It is highly recommended to wipe and reinstall a fresh version of MacOS after installing the new chip.

• Please add your laptop serial number in serial number field if you like to retain your original SN.

• Please select the correct EMC model or motherboard number. The EMC number is written on the back cover of your Mac or you can find the EMC number by visiting this website.


• Please contact us at support@macbiosunlock.com if you have any questions or problem with your order.


Shipping: (Free)

  • United States: USPS First Class 3-4 business days.
  • International shipping: USPS First Class International Mail 7 – 21 days.
  • All orders are shipped within 24 hours after payment.

EFI Chip Location


There are no reviews yet.

Be the first to review “EFI Bios Chip”

Your email address will not be published. Required fields are marked *