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Inside the Unified Log 8: Find the error

Log entries mentioning errors are common and can mislead. Those marking the consequences of errors may not mention the word error. Turn detective to work out where the error really is with these tips.

November 26, 2025 Macs, Technology

How AppleCare has changed with AppleCare+

AppleCare+ combines extended warranty on defects with insurance cover for accidental damage. This explains the benefits now offered for Macs.

December 8, 2023 Macs, Technology

Why can’t Safari connect to that website?

You point Safari at a website, maybe one you visit regularly, and it can’t connect. What do you do next to solve the problem quickly and efficiently?

July 14, 2023 Macs, Technology

Which are more reliable: hard disks or SSDs?

Two reasons for paying more and using SSDs are that they’re faster and more reliable. Data on failure and reliability don’t appear as clear as the ads, though.

June 2, 2022 Macs, Technology

How to prevent errors on SSDs

If your SSD suddenly loses power, what is there to prevent it from incurring serious errors as a result? Practical solutions.

February 23, 2022 Macs, Technology

Last Week on My Mac: On-board diagnostics

T T Read More

Handling errors means more than a couple of jargon phrases and a magic number. Designing for error requires the user to be at its centre.

January 16, 2022 Macs, Technology

Diagnosing an abnormal startup: what that screen means

You press the Power button, but don’t see the normal login window. How to interpret your Mac’s different screens, and what to do about them.

October 1, 2020 Macs, Technology

RunningBoard: a new subsystem in Catalina to detect errors

RunningBoard is new to macOS 10.15 and iOS 13. It’s very active in the log, and can cause apps to crash sometimes. So what does it do?

November 7, 2019 Macs, Technology

Apple’s Notary Service can’t compete with a supermarket restroom

Even basic store facilities like restrooms contact details of who to contact when there’s a problem. Not so with Apple’s Notary Service. It just gives you spurious errors instead.

November 5, 2019 Macs, Technology

Diagnosing a Mac which can’t complete booting

What to do when your Mac won’t boot into the Desktop and Finder – another summary diagram for diagnosis and suggested solutions.

September 18, 2018 Macs, Technology

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