The fine line between precision and obscurity examined in the Finder, against Apple’s Style Guide, and its accuracy. And what does HD stand for?
startup
One feature that many users miss on more recent Mac models is the startup chime. Although once a […]
Looking back three days in the log, to discover when a Mac last booted, and browse the startup sequence in detail – easy using Ulbow.
Knowing the difference helps you work out what to do in response, and how to work out what went wrong.
Diagnostic, Recovery, Safe, Startup Manager, Verbose, reset SMC/NVRAM, firmware restore, Target Disk/Display, Single-User (SUM) in outline.
Why do Macs with T2 chips show a black screen when starting up or updating their firmware, and why so long that it’s scary?
Disk integrity checks appear to have been dropped from Safe Boot. OpenDirectory databases are rebuilt. With a full listing of all blocked extensions.
Some important similarities, such as the entry marking the beginning of startup, but plenty of changes in APFS and security entries.
Don’t just hold Command-R and hope that you’ll install the right version of macOS. Here’s structured decision-making to save you time.
Single-user mode to run fsck to check and repair your boot disk became tricky with Fusion Drives. With a T2 chip, it’s not practical in its traditional form.
