To uninstall ScanGuard in MacOS, you need only drag the app 'Trash'. To do this, open up Finder, and click on Applications. Locate ScanGuard, and drag it to the Trash (located on your dock).
Alternatively, you can open up more options with your secondary click on ScanGuard and select "Move to Trash" option.
Once the uninstallation has been completed, please ensure that you restart your device.
To reinstall your ScanGuard service, please use the available download link below: