McAfee protection system is one such free program that comes on Apple personal computers before installation. It's not all that wants, though. You may either visit the official website or follow the steps in this article to how to uninstall McAfee.
You will definitely be here to uninstall McAfee as the renewal notices are bothering you. You could be using McAfee LiveSafe, McAfee Security Scan Plus, McAfee Antivirus or some other company device safety apps.