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OS X

How to get an old version of macOS, OS X and Xcode

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You might want an old macOS or OS X installer to build a Virtual Machine, or for an old Mac. Here’s how to get them, and old versions of Xcode.

December 20, 2021 Macs, Technology

How long does Apple support macOS?

Unofficially, each major version of macOS gets a year’s full support, with bug and security fixes, then 2 years of security updates. Is that how it works?

September 22, 2021 Macs, Technology

El Capitan and older Mac OS X are about to have a security certificate problem

If you’re still running El Capitan, or any version of Mac OS X prior to 10.12.1, then you’re […]

September 21, 2021 Macs, Technology

Apple’s decade of exceptional change

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Looking back over the last 10 years, I wish you a happy, peaceful, and prosperous New Year, and start of a new decade.

January 1, 2020 General, Macs, Technology

Stick a fork in it, and other flashbacks

Classic resource forks passed into Mac OS X, but were deprecated by Apple in 10.8. Now in Catalina they can stop working: is this a new security measure?

December 10, 2019 Macs, Technology

Is this the end of the line for Mac servers?

Apple says that macOS Server is changing, then warns that almost all its services will be removed. After 19 years, is this the end?

January 26, 2018 Macs, Technology

SearchKey can now add metadata to batches of files and folders

New batch file mode can add (e.g.) copyright metadata to hundreds or thousands of files. Handles unusual characters properly. Can also remove extended attributes.

January 11, 2018 Macs, Technology

Add metadata to files using SearchKey: first test release

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Adds keywords, author, copyright and other info to any file on your Mac. Runs in El Capitan, Sierra, and High Sierra.

January 9, 2018 Macs, Technology

Essential Reading: *OS Internals, Vol I, User Space, by Jonathan Levin

Long-awaited, this new book tries to cover most of the ground that the advanced Mac user, developer, sysadmin, or support person needs to understand.

December 30, 2017 Macs, Technology

Why the spinning beachball?

Is there anything more irritating than that spinning coloured wheel, or beachball, which stops you from getting on with a task? This explains why, and what to do about it.

October 28, 2017 Macs, Technology

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