Guest user account should be deactivated
A guest account was setup during the standard installation of macOS. The guest account can be used without a password.
Disable the guest account to reduce the possibilities that unauthorized persons can work with your Mac from your IP or may get access to your data.
How to fix it
macOS 13 - 14
- Go to “System Preferences” > “Users & Groups”
- Choose “Guest User”
- Deselect “Allow guests to log in to this computer”
macOS 10.11 – 12
- Go to “System Preferences” > “Users & Groups”
- Choose “Guest User”
- Deselect “Allow guests to log in to this computer”
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Other security setting to check
PLEASE READ THE FOLLOWING TIP AND DISCLAIMER!
Keep in mind: not every security and privacy setting is suitable for everyone. Enhancing the security can lead in losing functionality and/or comfort.
Before making changes, please backup your Mac! Do not make too many change at once. After changing your Mac, check if your normal usage of your Mac has changed in a way which fits to you. Are your really willing to loose some functionality and/or comfort?
Most important is, that you learn and understand what are the advantages and disadvantages of the security settings and that you are aware about the capabilities and risks of your Mac configuration.
To skip this result message from your next security scan, you can deactivate this check. FAQ: How to deactivate a check.
CHECK RESULTS BY SIMPLEUMCHECK DO NOT COVER ALL ASPECTS OF POSSIBLE SECURITY CHECKS OR MAYBE INCORRECT OR INCOMPLETE. THE RESULTS ARE ONLY CLUES FOR RECOMMENDATIONS TO IMPROVE SECURITY AND PRIVACY ON THE MAC.
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