What if you don’t want whole disk encryption? If your Mac doesn’t have T2, or if you’re using an external drive, encryption is still performed in software. Here’s a good solution.
Catalina
When everything is running sweetly, macOS performance isn’t a problem. In most respects, though, 10.15 is no better prepared to cope with problems than 10.0 was almost 20 years ago.
New version tells you free space available on your backup volumes, as well as checking for errors occurring during backups.
Dealing with protected PDFs in macOS: fully encrypted, and those with controls such as no printing or copying. Oh dear.
Changes in Time Machine reflect continuing development of this Mac-only feature, backtracking on using FSEvents, and making backups more complete.
Time Machine backups made by Catalina are not compatible with earlier versions of macOS such as Mojave. Here’s how they have changed.
Time Machine has changed in Catalina, but details haven’t been provided. How best to prepare to upgrade, and how to address its problems.
It’s not very often that we see the birth of a whole new subsystem both in macOS and iOS, but RunningBoard is brand new with 10.15 and 13.
How can you inspect log entries censored with in Catalina? Apparently you can’t any more.
How this new part of macOS tracks the apps which you open, and declares when they exit “Death Sentinel fired!”
The Eclectic Light Company 