In case you are using an unlicensed version of the security program, you may face issues like “McAfee Scan Not Working” and associated installing & updating problems.As a result, the entire program may stop running. When you update your OS, certain files that McAfee needs got deleted.
Here are some of the most common issues that McAfee users may face and that prevent them from using the Antivirus software properly. To know more about Systweak Antivirus, you can read a complete review here.