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The model of the EFI chip will be recognized automatically.

Click ‘Smart Identify SmartID’ on the interface of the unlock software. Hold the power button to turn off the MacBook. Get the MacBook power supplied with an external power source. Otherwise, the data reading process will fail. Tips: the MacBook should be turned off during the data reading process. Then connect Pin 1 of the FPC with Pin 1 of the SAM Socket. Connect the corresponding SAM Socket FPC with the programmer.

Locate the SAM Socket on the logic board.Ĭonnect the programmer with computer. There is still no response.įirst, check the model and serial number of MacBook. Insert the USB flash drive storing system bootstrap into the USB slot. The MacBook requires EFI password to login.

Hold ‘Power Button+Option Key’ to turn on the MacBook. Unlock MacBook PIN & EFI with Exclusive Unlocking Tool-DS-809 Today, we bring an updated EFI remove unlock tool, this tool can be used to modify serial number, recompose data of the ME module and clear PIN lock. It is worth to take a look, and you will get something from that. If you have trouble in unlocking PIN and EFI firmware lock of MacBook, our updated unlocking tool would be helpful. Before it, How To Unlock MacBook By Removing EFI Password has introduced in our previous blog. There are two types of lock on MacBook, PIN and EFI firmware lock.