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macOS 10.15

Support articles for Catalina, and macOS download links

Links to official Apple support articles, and important 3rd party pages. How to run Aperture in 10.15, where to get old versions of macOS, and much more.

October 30, 2019 Macs, Technology

Catalina 10.15.1 and Security Updates for 10.14 and 10.13 are now available (updated)

Apple has just released the first substantial update to macOS Catalina, version 10.15.1, which is available through Software […]

October 29, 2019 Macs, Technology, Updates

Time Machine beaten by the clock: backup fails due to bug

Over the night the clocks went back, a Time Machine backup failed. Was this the result of a time error from that change?

October 29, 2019 Macs, Technology

Last Week on My Mac: Time management

Apple’s most meaningful communication about this inexcusable failure of support were the 404 errors from its download pages.

October 27, 2019 Macs, Technology

Relocated Items in Catalina

All about this mysterious folder and alias which appear when you upgrade to Catalina. It could contain rubbish, or vital documents.

October 23, 2019 Macs, Technology

What’s this about 10.15 Supplemental Update 2?

In the last day or so, rumours have spread about the appearance of macOS Catalina 10.15 Supplemental Update […]

October 22, 2019 Macs, Technology

Catalina crashes non-notarized command tools with a quarantine flag

Do you use third-party command tools? Are you using or planning to use Catalina? This explains how 10.15 changes first run checks on those tools, and their effect on all users.

October 22, 2019 Macs, Technology

Why Catalina may have problems with extensions

Why third-party kernel extensions may have problems working in Catalina, and whether those KEXTs will become SEXTs.

October 21, 2019 Macs, Technology

Firmware update failure in iMac Retina 5K 27-inch Late 2015 with Catalina

Catalina upgrade may fail to update EFI firmware correctly in some Mac models, notable iMac17,1. Check your firmware!

October 20, 2019 Macs, Technology

Last Week on My Mac: The worst macOS upgrade ever?

Seen the reports that Apple Support recommends not installing 10.15 on new Mac minis? Well, they’re just another fake.

October 20, 2019 Macs, Technology

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