

Stop potentially unwanted processes running on your Mac Click on the profile, and then click on the minus button to delete the profile. Check if there is a profile named AdminPrefs or other profiles you know you did not set up on your Mac.If there is none, you may skip this step. Profiles will not be visible until you have at least one profile installed. Some malware will install a malicious configuration profile that is forced onto the home page of your browser. You may need to bookmark this page before you restart your Mac. Restart your Mac for the changes to take effect.Choose any recently-added unfamiliar applications, and then click the minus (-) button to disable all the suspicious apps.Make sure your username is highlighted.

Click the Apple icon on the menu bar, and then select System Preferences.

Most malware will try to enable itself automatically when you log in to your Mac.
