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diagnostics

Explainer: The ‘bricked’ Mac

Should you be scared of ‘bricking’ your Mac? Just what does it mean, and what could you do about it? Don’t panic: it’s not a dragon to be slayed.

April 2, 2022 Macs, Technology

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

Powering your Mac: power filters and UPS

A UPS is essential for Macs without internal batteries, to ensure they can shut down in an orderly fashion when mains power is lost. Here’s how to choose one.

August 31, 2021 Macs, Technology

Bluetooth utilities to help diagnose disconnections

T T Read More

Tools to help you discover the cause of Bluetooth disconnections, by assessing the link quality and more. For both Intel and M1 Macs.

January 23, 2021 Macs, Technology

A Guide to Startup Modes for Intel and M1 Macs

From Startup Manager to Internet Recovery on Intel Macs, and how to engage each of those in an M1 Mac. With comprehensive diagrams.

January 18, 2021 Macs, Technology

Startup modes for M1 Macs

M1 Macs don’t use that warren of startup key combinations, but a logical structure of choices, mostly when starting up in Recovery Mode. Here are the full details.

November 28, 2020 Macs, Technology

Introducing your new M1 Mac

First update it to 11.0.1. Here are details of the problems which can arise and how to solve them, from unenrolling from betas to using Configurator to Revive an M1 Mac.

November 26, 2020 Macs, Technology

T2M2 version 1.9 checks privileges and tells more in Catalina

Recommended for all users, particularly those running TM in Catalina, where it analyses strategies used to determine what to back up.

December 2, 2019 Macs, Technology, Updates

Did that Mac just restart itself? About kernel panics

What they are, how they’ve changed, how to work out what went wrong, and how to deal with them. No Mac should ever experience a single panic.

November 27, 2019 Macs, Technology

Which startup mode?

Diagnostic, Recovery, Safe, Startup Manager, Verbose, reset SMC/NVRAM, firmware restore, Target Disk/Display, Single-User (SUM) in outline.

November 16, 2019 Macs, Technology

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