Dave Johnson
Dave Johnson's Articles
How to Set Up and Disable Touch ID and Face ID
Five wrong fingers locks out Touch ID, which is useful under duress.
How Find My Works: Devices, People and Items
Apple picks one device to stand in for you, and you can change which.
Do Macs Need Antivirus Software? What Apple Already Does
After decades of using it, this author does not run any on his own Mac.
iOS 27 Is Now Available: 10 Features to Try First
We highlight the top ten new features and changes in iOS 27
Does Your Mac Have a Public IP Address? How to Check
The address a what-is-my-IP website shows you is your router’s, not your Mac’s.
How the Find My Network Tracks a Lost AirTag
Apple cannot tell which AirTag any of the Bluetooth signals belong to.
How to Identify an AirTag or Tracker You Have Found
A tracker not marked as lost shows only four digits of its owner’s number.
How to Find a Lost iPhone or Mac
Devices stay listed for years, showing “No location found” after a day.
macOS 27 Golden Gate Compatibility: Which Macs Qualify
The last four Intel Macs that ran Tahoe can go no further than that.
How to Install macOS 27 Golden Gate on Your Mac
The installer’s time estimates are notoriously inaccurate at both ends.







