As macOS doesn’t have a dashboard to warn you of dangerous security settings, it’s worth checking them. Here’s what to look for, and how to correct them.
troubleshooting
What can you do when your Time Machine backups stop running regularly? Or another background activity has gone missing?
When should you put your Mac into DFU mode, hook it up to another Mac running Configurator, and revive or restore it?
Login and Background Items are increasingly common, and can cause all sorts of problems. Diagnosing and fixing them is better in Ventura.
What if you’ve forgotten your Mac’s password, or the secondhand Mac you bought expects you to enter one, or its owner has died?
From a boot loop to almost any other glitch that occurs after a macOS update, guidance as to how best to recover and fix it.
When you know an update has been released, but your Mac can’t find it, or you try to install the update but it fails with an error.
Disk errors threaten your data: how to detect them, how to use First Aid in Disk Utility, how to use fsck, and what to do with the disk afterward.
Sometimes, a cold boot fixes problems not fixed by a simple restart. Why, and which problems is it better at fixing?
How to tell whether an app has a memory leak, what to do about it, and the differences from a kernel memory leak.
The Eclectic Light Company 