Quick-fire questions

Why doesn’t macOS clean up its Update volume?

> The Update volume, in /System/Volumes alongside other folders and volumes, is largely emptied once a macOS update has been installed, but keeps persistent info ready for the next update, including restore.log, a record of all installs on that system.

How to secure my M1 MacBook Pro from theft?

> Ensure your account has a robust password which can’t be guessed, and your Apple ID has a robust password and two-factor authentication turned on. Enable FileVault in System Preferences’ Security & Privacy pane. In the Apple ID pane, enable Find My Mac. Click Options to check both Find My Mac and Find My Network are turned on.

Where to get updates to Safari for Catalina?

> The only way to obtain Safari updates now is when they’re offered by Software Update, as with other macOS updates. Try restarting your Mac to see if that helps find any pending updates.

How to format an SD card for MSDOS (FAT16)?

> Disk Utility supports regular FAT (FAT32) and extended FAT (exFAT), but not the older FAT16. You may be able to format that card using a command like newfs_msdos -F 16 /dev/diskNsM, but you’ll be far better off formatting it on the device you’re going to read it on.