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1 True Recovery

A guided tour of M1 Recovery

How to use an M1 Mac’s Recovery system to boot in Safe mode, boot from another disk, and use its other important features. With a map.

February 11, 2022 Macs, Technology

How Recovery works on M1 series Macs

Most users won’t have noticed, but Recovery now works quite differently on M1 series Macs than it did in Big Sur. Here’s a detailed explanation of the changes.

December 15, 2021 Macs, Technology

How Monterey changes Apple Silicon Recovery

Soon M1 Macs will be able to boot from two major versions of macOS, and with new models coming, users are going to have more complex systems. How will Recovery cope?

September 23, 2021 Macs, Technology

How to recover a Mac from a kernel panic

Recovering from one regular panic should be straightforward. But what if it’s a boot loop, in which your Mac tries to start up, panics, restarts, in an endless loop? Don’t panic: here are the solutions.

August 30, 2021 Macs, Technology

What’s ugliest about M1 Macs and needs improvement

Memory, support for multiple external displays, bootable external disks, macOS updates, kernel panics, more ports, and more choice of macOS to install are on my list.

August 25, 2021 Macs, Technology

Making a good Recovery: So many tools

Terminal in Recovery on an M1 Mac has access to many valuable command tools, including USB-C diagnostics,options otherwise unavailable in csrutil, and more.

June 30, 2021 Macs, Technology

Last Week on My Mac: In the recovery position

Recovery on an M1 Mac runs from its own container, which should improve its robustness. It has one simple entry point, and offers a full range of facilities in an integrated environment. It’s a big step forward.

June 6, 2021 Macs, Technology

Booting an M1 Mac: external disks and local boot policy in macOS 11.4

T T Read More

macOS 11.4 brought major changes to the way M1 Macs handle external bootable disks. This explains how this works during the boot process.

June 2, 2021 Macs, Technology

M1 Macs have a third Recovery mode

There’s 1 True Recovery, Fallback Recovery and one other recovery mode. Disambiguation, explanation and how this changed in macOS 11.4.

May 31, 2021 Macs, Technology

Booting an M1 Mac: external disks and local boot policy

How an M1 Mac can start up from an external bootable disk, and how that can fail. All about boot security policy, and how that’s applied.

May 12, 2021 Macs, Technology

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