If you’re still trying to get iOS 12 installed and running sweetly, you might check the Mac App […]
High Sierra
Adds details of the sequence of screens displayed at each stage, to help diagnose boot problems.
Apple has just pushed an update to the data used by Gatekeeper, bringing its version number to 154, […]
You want to boot your Mac from an external drive, but it doesn’t work. A diagram to explain what can go wrong, and how to fix it.
The command bless used to be able to control all things to do with booting, but has become steadily less useful with the advent of SIP and others.
Apple has just released macOS High Sierra 10.13.6 Supplemental Update 2 for MacBook Pro (2018) models with T2 […]
Apple has just pushed an update to the data used by Gatekeeper, bringing its version number to 153, […]
Single-diagram summary of how a modern Mac starts up in macOS 10.12 or 10.13, from pressing the Power button to running the kernel.
How macOS gets to load a hefty kernel and over 300 extensions so quickly: it cheats with a pre-linked kernelcache. And why you don’t see extensions loading in the log.
At last: RouteMap performs some analysis on your Signposts, and with the other tools can be used to estimate latency, and look at macOS system performance too.
The Eclectic Light Company 