See also: Mac: Your System Is Infected With (3) Viruses We previously write an article about how you can prevent viruses and other malware on your Mac. It is probably that these files were on your computer and you started seeing any of these popups after you upgraded to macOS Catalina because, during your Catalina upgrade process, all of your files were checked and macOS labeled them as dangerous. This is a known scam targeting Mac users. If you have any of these programs, uninstall them. This is malware which is malicious software. You are probably seeing any one of them because you previously installed some fake “utility” apps like “Advanced Mac Cleaner”, “Photo Cleaner”, “Mac Cleanup Pro” and/or “AdwareCleaner.” or something similar. “FreeForms-807968” will damage your computer.

“helpermcp” will damage your computer.

Several macOS users who upgraded to macOS Catalina are getting various malware popup messages saying, for example:

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Permanently remove advanced mac cleaner