Catalina upgrade may fail to update EFI firmware correctly in some Mac models, notable iMac17,1. Check your firmware!
Seen the reports that Apple Support recommends not installing 10.15 on new Mac minis? Well, they’re just another fake.
Three rather easier ones this week, I hope. Give them a try.
You’re stuck using hard disks with High Sierra or later. Could enabling defragmentation on them overcome the performance problems of APFS?
Important updates if you’re running Catalina, as they add the KEXT blocker back into their checks.
Don’t rely on being able to use any Apple installer package unless it has been downloaded recently: its certificate is about to expire.
Details of their locations, purposes, and the current installed version. These have changed a great deal since Mojave.
Changes since Mojave are subtle. No new fields have been added to the log format, and code-level access is largely undocumented. Console remains at version 1.1.
Apple has today released macOS 10.15 Catalina Supplemental Update, which contains bug fixes and other improvements. It’s just […]
Start up in Safe Mode: should it start by checking and repairing your boot disk, or should you do that separately in Recovery Mode?