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What is SIP and when is it safe to turn it off?

System Integrity Protection can get in your way, and may be recommended to solve compatibility problems. It’s also changing again in Catalina.

June 19, 2019 Macs, Technology

Notarization in Mojave and Catalina

The two biggest changes in Catalina are loss of 32-bit software and the requirement for notarization – which also affects Mojave. All is explained.

June 7, 2019 Macs, Technology

How to bypass Mojave 10.14.5’s new kext security

T T Read More

When the Installer refuses to complete an installation package containing kernel extensions, here’s how to fix the whitelist so that installation works.

June 1, 2019 Macs, Technology

Last Week on My Mac: Notarization arrives in 10.14.5

Apple provides detailed information about how to stunt your Mac’s performance to mitigate against MDS, but doesn’t mention how notarization has become mandatory, and can block extensions and apps from running.

May 19, 2019 Macs, Technology

What has changed in the Mojave 10.14.5 update?

Over 6 GB of files installed, this brings many updates to bundled apps including Safari 12.1.1, changes to iTunes, and small changes to APFS too. Here are the details.

May 14, 2019 Macs, Technology

Mojave 10.14.5 changes kernel extension security

Tucked away in the macOS Mojave 10.14.5 update is a significant change in the way that it handles […]

May 13, 2019 Macs, Technology

Last Week on My Mac: The hard road to macOS 10.15

Before we worry about new apps to manage and play media, replacing iTunes, shouldn’t we think about the loss of 32-bit software, including QuickTime, and requirements for hardening and notarization?

April 14, 2019 Macs, Technology

Playing with fire: dealing with slow hot Macs

What should you do with a Mac whose fans keeping coming on full blast, with high CPU loads from kernel_task, and sluggish performance?

February 25, 2019 Macs, Technology

Panics, Pegasus, and Recovery

I was replying to a tweet when the display suddenly went black. Was my iMac Pro dead, or just auto-rebooting after a kernel panic, and why?

December 3, 2018 Macs, Technology

Silent Mojave night: security settings files in macOS Mojave

In amongst the hundreds of thousands of files which together make macOS Mojave work, there are security and […]

September 28, 2018 Macs, Technology

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