DigitalPlatformSearch shows up and says it will damage my computer

Please read About those " will damage your computer" messages - Apple Community.

"DigitalPlatformSearch shows up and says it will damage my computer: This message just popped up on my computer this am and I can’t figure out what to do next."

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Scan your Mac with Malwarebytes for Mac:

Malwarebytes searches for malware(short for (malicious software) and spyware. Those make your Mac act in a mislead manor. So scan with it, and remove what is found from the quarantine. It is created by longtime users of these forums making it the only reliable Security Software for a Mac.

Downloads:

1. Malwarebytes Anti-Malware for Mac
2. Malwarebytes Uninstaller

That “DigitalPlatformSearch will damage your computer” message means macOS has detected it as malware or a potentially unwanted program. You should go to System Settings > Profiles and remove anything suspicious, then check Login Items and delete unknown items. Finally, run a scan with Malwarebytes or a trusted Mac antivirus to fully clean it out.