macOS 11.4 Big Sur brings EFI firmware updates for many supported models, and 11.5 has brought more. This […]
macOS 10.15 Catalina brings EFI firmware updates for all supported models, and subsequent updates have changed those for […]
Apple doesn’t provide an official list of the current EFI firmware versions which should be installed on each […]
How to check it, what the current version is, what to do about any problems. All your questions answered – even on ethernet firmware now.