A strange problem with backups that start, but fail to complete successfully, apparently because of duplicate filenames. T2M2 to the rescue, bringing some important lessons.
macOS
More than any upgrade to macOS before, successfully installing High Sierra will depend on careful preparation – here are some ideas.
Should you be an early adopter, eagerly waiting for the release of macOS 10.13? Or would you do better to wait a while? Here are some important factors to consider.
Many problems result from settings within your user account, or in your Home folder. Creating a new user helps you work out where the problem lies, and can work around the problem itself.
Just when you thought it was safe to update, everything goes terribly wrong. Before you lob your Mac out of the window, try these.
Safe mode, or Recovery? Which type of Recovery? How to engage all those useful modes at startup, and when shutting down.
As macOS gets more complex, diagnostic and control tools provided by Apple have become less accessible. This makes macOS harder to diagnose and support.
Scheduling background activities like making backups has moved from cron to launchd, and now to a more complex system. This has reduced the reliability of macOS and made it harder to support.
Apple has recently pushed another set of silent updates to the data files for security systems in macOS […]
Barriers to living in more remote areas with high quality of life are being removed, but self-sufficiency is important. Changes in macOS do not help.
The Eclectic Light Company 