Some Intel Macs without T2 chips have firmware updates with last week’s security updates. Here are the details.
EFI
On Intel Macs, key combinations determine startup modes and more, but they have no effect on Apple silicon Macs. And how to deal with keyboard problems when logging in.
Why your Mac’s firmware version may not be the latest you expect. What you can do about that, depending on its type.
List of current versions of firmware for all models of Mac supported by Ventura, following upgrading to Ventura.
In less than 5 years, Macs have gone from unsecured firmware and booting to a fully secure process to deliver, install and run firmware which can’t be exploited.
Since replacing Open Firmware in 2006, EFI firmware has undergone major change. Now only installed as part of a macOS install or update, here’s its story.
Improved reporting of firmware, Gatekeeper, and clearer documentation are the main improvements.
This article lists the firmware versions of Macs which have been successfully updated to run macOS 12.6.6. Apple […]
The last five years have seen great changes in Mac firmware security. As Intel Macs are replaced by Apple Silicon models, firmware may at last be simpler and more secure at last.
Many iMac17,1 computers are still stuck with firmware dating back to before macOS Catalina. Could this new approach enable them to install firmware updates again?
The Eclectic Light Company 