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hardware

Can you upgrade or repair a Mac with a T2 chip?

Apple’s latest Macs have T2 chips and SSDs which are not user-replaceable. Isn’t buying one courting with disaster?

November 23, 2018 Macs, Technology

Before boot.efi: the Mac’s initial self-test routines

What happens in your Mac when you press the Power button? Before it loads the EFI firmware, it goes through self-testing, and initialising key chips.

August 8, 2018 Macs, Technology

Last Week on My Mac: The UUID conspiracy

Should you worry about Apple and all those UUIDs? Some claim that they are being used to track you and what you do on your iPhone and Mac.

May 27, 2018 Macs, Technology

Choosing drives: which type, manufacturer, and capacity?

SSD or hard disk? Western Digital, HGST or Seagate? Multiple smaller capacities, or one big disk?

September 4, 2017 Macs, Technology

Sleep, Wake, and Startup: Hardware and ACPI

Shutdown cause codes, wake reasons, ACPI, and sleep states – diagnosing problems from hardware events.

August 8, 2017 Macs, Technology

A Mac Troubleshooting Summary

A starting point for diagnosing and fixing your Mac problems, with links to key articles here.

April 18, 2017 Macs, Technology

Mac shutdown and sleep cause codes

How to interpret the code numbers written into your Mac’s log to indicate the reason for shutting down, restarting, or going to sleep.

February 28, 2017 Macs, Technology

Which hard drive? 160,000 years experience analysed

Hard drives are still best value for higher capacity storage. Here are some tips for purchasing them, based on vast experience.

February 4, 2017 Macs, Technology

All About This Mac: where to find that UUID, MAC address, etc.

How can you tell whether your Mac supports Continuity, whether you bought an app from the App Store, and diagnose extension problems?

January 26, 2017 Macs, Technology

Don’t buy – sell: how Apple augments revenue

Tim Cook told us that Apple has been investing heavily in unreleased products and services. It is reaping rich rewards from its services already.

July 29, 2016 General, Macs, Technology

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