The safest and only official way to remove a forgotten EFI password is to visit an Apple Store or an Apple Authorized Service Provider.
Apple uses EFI passwords and the T2 Security Chip. efi firmware passcode remove
| Scenario | Best Solution | | :--- | :--- | | | Remove CMOS battery or use the motherboard jumper. | | Modern Desktop PC | Use the motherboard jumper; BIOS flashback feature (if available). | | Modern Laptop | Contact Manufacturer for Master Password (requires proof of purchase). | | Business Laptop (No Receipt) | High difficulty. Requires SPI Programmer and firmware editing knowledge. High risk of bricking. | The safest and only official way to remove