If you have an Apple Watch, you can enable this to unlock apps and your Mac in this same preference pane doing so provides a layer of biometric authorization to secure your Mac even more. To use a stronger password, go to macOS' Security & Privacy system preference to make changes. So visit Security & Privacy>General and tap Change Password to pick something more challenging.
To secure your Mac, all of your data, and your privacy, it is essential to create a strong alphanumeric login password. The temptation to use something short or easy to remember is understandable, but if your Mac goes missing, your life is on show. Here is how to use the privacy tools it provides with macOS for desktop Macs. Apple has long positioned itself as a company that believes in your right to privacy.
