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How to make your Mac more secure – Tutorial

Tighten your Mac's security by adding a message to your login screen

There are plenty of ways to make your Mac more secure from theft, and increase your chances of recovering it should the worst ever happen. Undoubtedly, these all start with disabling automatic login when the machine boots up and locking your Mac after a period of inactivity. If you want to go the extra mile, however, to ensure your machine’s safety, why not add a security message to that login/lock screen? It’s easily done and could make all the difference should you accidentally misplace your Mac or have it stolen. Adding your contact details to the screen automatically increases the chances of your lost Mac being found.

1: Security & Privacy

Head into System Preferences from the Apple menu and click on the Security & Privacy preference pane to access your login and lockscreen options.

2: Unlock it

Click on the padlock icon in the bottom-left corner and enter your administrator password to enable you to make edits to the login screen preferences.

3: Type it up

Type your message into the textbox about halfway down in the window and ensure you tick the checkbox above it to enable login screen messages.

4: Confirm it

To confirm that your message is being displayed, log out and take a look! It should appear towards the bottom above the Sleep/Restart/Shut Down buttons.