What is Mac Auto Fixer

Mac Auto Fixer is a Potentially Unwanted Application (PUA) developed by rogue vendor “PCVARK”. You can read my blog to remove it manually: Remove Mac Auto Fixer from Mac OS X - SecureMacOS

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Try using the free version of Malwarebytes which was developed by one of the top contributors here in the ASC and one of the top computer security experts. This article is about his presentation at Penn State University with a link to a video of it: Top Mac Malware & Threats: Watch a MacAdmins Presentation on MacOS Threat Landscape [Video].

Hello Clemons

Mac Auto Fixer is not a macOS Sierra software. It must have been installed from a 3rd party source.

Please refer to this Thread Remove Mac Auto Fixer