New series aimed at troubleshooting Apple silicon Macs, with additions for recent Intel models. You’re invited to contribute your experience and knowledge please.
Apple silicon
Power-on self-test routines are widespread in electronics, and one of the oldest features in personal computers. Do Apple silicon Macs run them?
Why should you trim an SSD? How to tell whether an SSD needs trimming, finding out whether it has trim support, and whether it does trim.
T2 and Apple silicon Macs always encrypt the Data volume in internal storage. So why bother with enabling FileVault? And can you do that on external bootable disks?
What should you do if a firmware update goes wrong? Here’s a guide to avoid panic, whether your Mac is Intel, has a T2, or M-series chip, and for Studio Displays.
To boot from an external disk, Apple silicon Macs need them to have an Owner. Here’s how to investigate ownership, and how it works.
macOS has changed fundamentally. So has troubleshooting it. Secure Boot, the SSV, and Gatekeeper checks bring changes in strategy.
Is the performance overhead of using APFS Encrypted volumes to store sensitive data a reason for not doing so?
A new way to enter fallback Recovery can now be triggered during a restart. Here’s a full review of primary and fallback Recovery modes for M1 and M2 Macs.
From choosing cables and hubs to connecting displays, fast SSDs and other devices. Everything you wanted to know about Thunderbolt.
The Eclectic Light Company 