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macOS 12

Looking back at 2021 on my Mac: articles worth reading again

A better Disk Utility, understanding Spotlight, Time Machine to APFS, an introduction to ARM assembly language, Shortcuts, and wiping it all.

December 31, 2021 Macs, Technology

How M1 Macs can run old firmware when Intel Macs can’t

There’s a fundamental difference in the way that Intel and M1 Macs store and load their ‘firmware’, which enables the M1 Mac to load and run difference versions of iBoot.

December 30, 2021 Macs, Technology

How Secure Boot works on M1 series Macs

This article has now been extensively corrected and modified.

December 29, 2021 Macs, Technology

A strategy for tackling NAS problems

Have you got problems backing up to your NAS? Here is a series of four simple tests to perform to give clear insights and help you tune its performance.

December 28, 2021 Macs, Technology

CoreServices apps: the rest

T T Read More

Among the most useful are Archive Utility, now including Apple Archive compression, and Storage Management. But Network Utility is now non-functional.

December 27, 2021 Macs, Technology

Last Week on My Mac: Maintaining macOS has changed

in Mac OS 8 and 9, you could patch the system direct. OS X was harder, and became sprawling and interdependent, encouraging users to reinstall macOS. That has now ended with the introduction of the SSV.

December 26, 2021 Macs, Technology

Is backing up to networked storage improving?

Backing up using Time Machine over Gigabit Ethernet to another Mac providing shared backup storage in Monterey 12.1 delivered good performance of 35-43 MB/s.

December 21, 2021 Macs, Technology

Last Week on My Mac: shrinking macOS updates

The macOS 12.1 update is the smallest x.1 update since High Sierra 10.13.1 in October 2017, over four years ago. How come it has bucked the trend in Big Sur?

December 19, 2021 Macs, Technology

Boot disk layout in macOS Monterey

In Monterey, these haven’t changed much since Big Sur. However, those small differences are significant, particularly on M1 Macs.

December 16, 2021 Macs, Technology

What has changed in Monterey 12.1?

macOS Monterey 12.1 at last brings some more of the new features promised last June. These include: SharePlay, […]

December 14, 2021 Macs, Technology

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