You see this error message while browsing the Internet on your Mac:
"Apple Security Alert"
It asks you to call a support number so they can fix it. This error is fake and is not connected to Apple.
Why did this happen?
Apple Security Alert is a FAKE pop up, caused by a potentially unwanted application installed on your Mac. You may unwillingly ran it from deceptive pop up ads, free software installers or other third-party file downloads.
Apps that have a clickbait-sounding name are oftenly used by malicious attackers to lure users to install their software.
How to remove fake Apple security alerts?
Download Antivirus One – the hassle-free solution for removing dangerous pop-ups and alerts from your web browser. Or, follow these manual steps:
1. Remove Suspicious Login Items
- Go to > System Preferences...> Users & Groups.
- Make sure your profile is highlighted and the lock icon is unlocked, then click the Login Items tab.
- Click on any recently added suspicious applications, then click the - (minus) sign to disable the application.
2. Remove Suspicious Profiles
- Go to > System Preferences > Profiles.
If there are no installed configuration profiles, the Profile icon will not show.
If you never set up a configuration profile and you can see a Profile icon, there might be a suspicious profile installed on your Mac.
- Click the - (minus) sign to remove suspicious profiles.
- Restart your Mac.
3. Stop Suscpicious Processes
- Go to Activity Monitor.
- Check under Process Name if there is a running process related to Apple Security Alert.
- Click the process and hit the X icon.
4. Delete Potentially Unwanted Applications
- Open Finder.
- Click Go > Applications.
- Look for any recently added suspicious application. You can also check these apps that may have caused the Apple Security Alert pop up:
- MacKeeper, MacAutoFixer, CleanMyMac, Advanced Mac Cleaner, Mac Adware Cleaner, SpeedUpMyMac, MacBooster, My Mac Mechanic, Mac Optimizer Pro, Mac Clean Pro, Quick Mac Booster, MplayerX, Presonsinatize
- Drag them to the Trash.
5. Remove malicious extensions
If you cannot determine what an extension does, or you do not expect to use it again, you should uninstall it.
- Remove malicious extensions in Safari:
- Open Safari.
- Go to Safari > Preferences....
- Click Extensions. Check for any malicious extension, then click the Uninstall button.
- Remove malicious extensions in Chrome:
- Open Google Chrome.
- Go to ⋮ > More Tools.
- Click Extensions. Check for any suspicious extension, then click the Remove button.
- Remove malicious extensions in Firefox:
- Open Mozilla Firefox.
- Go to ⋮ > Add-ons.
- Click Extensions Check for any suspicious extension, then click the Remove button.
6. Remove related files and folders
- Open Finder.
- On your keyboard, press COMMAND + SHIFT + . at the same time to show hidden files.
- Click Go > Go to Folder....
- Type the following locations below one at time, then click Go:
- ~/Library/LaunchAgents
- /Library/LaunchAgents
- /Library/LaunchDaemons
- Delete any recently-added suspicious files you want to delete by dragging and dropping it to Trash.
- Restart your Mac.
7. Reset your browser
Before resetting, back up your favorites/bookmarks first. This will uninstall add-ons, delete browser history, reset your homepage and remove all custom settings.