Seller: macbiosunlock ✉️ (177) 100%, Location: California, US, Ships to: US & many other countries, Item: 392326018473 Bios EFI Firmware Chip for Apple iMac 27" Late 2012 A1419, EMC 2546, 820-3299. EFI Firmware Chip for Apple iMac 27" A1419 Late 2012 EMC 2546. Order MD095LL/A Model A1419 (EMC 2546). Order MD096LL/A Model A1419 (EMC 2546). Order BTO/CTO Model A1419 (EMC 2546). Mac Bios Unlock. Fix Corrupted Firmware caused during updates. Mac Bios Unlock EFI Firmware Chip for Apple iMac 27" A1419 Late 2012 EMC 2546 DESCRIPTION NEW Pre-Programmed Bios EFI Firmware Chip for Apple iMac 27" Late 2012 A1419 i5, i7 EMC 2546, Logic: 820-3299 Fix Corrupted Firmware caused during updates Remove the EFI iCloud Password Lock. (4 pin, 6 pin) Disabled Mac, Locked Mac Remove MDM (Remote Management), DEP (Do not use your original S/N if your Mac has MDM Supported Models: (Wrong model will NOT work) iMac 27-Inch "Core i5" 2.9 (Late 2012) 2.9 GHz Core i5 (I5-3470S) Intro. October 23, 2012 Disc. September 24, 2013 Order MD095LL/A Model A1419 (EMC 2546) Family Late 2012 ID iMac13,2 iMac 27-Inch "Core i5" 3.2 (Late 2012) 3.2 GHz Core i5 (I5-3470) Intro. October 23, 2012 Disc. September 24, 2013 Order MD096LL/A Model A1419 (EMC 2546) Family Late 2012 ID iMac13,2 iMac 27-Inch "Core i7" 3.4 (Late 2012) 3.4 GHz Core i7 (I7-3770) Intro. October 23, 2012 Disc. September 24, 2013 Order BTO/CTO Model A1419 (EMC 2546) Family Late 2012 ID iMac13,2 Please note this chip will not remove the Operating System password or Hard Drive password It is highly recommended to format and reinstall a clean version of MacOS after installing the new chip to prevent your Mac from getting locked. For professionals. You will need to use soldering tools to remove your old chip and solder the new one. Add your serial number at checkout if you like to keep your original serial number or just message me. 100% Permanent and working chip with Clean ME Region You can find the EMC number by visiting this website everymac "dot" com / ultimate-mac-lookup Please contact me if you need help or have any questions RETURN POLICY 30 days return or exchange if there is any problem with the chip. Please contact me before opening case. I will be happy to help you. SHIPPING We will ship your order within 24 hours via USPS First Class 3-5 days (Free) International Global Shipping: 7- 21 days FEEDBACK Please take a moment and leave us a positive feedback. If there is a problem with your order please contact me before leaving negative feedback. 😊 Condition: New, Brand: Macronix MXIC (original), Compatible Brand: For Apple, Type: Apple BIOS chip