To remove Matchprint Virtual 9.5, do not drag the application to the Trash. In order to properly remove all color profile information, WebSocket server application, and other Matchprint Virtual related items, do uninstallation by running the uninstaller. 

Note: For example, to cover the instance where a corrupted file might be suspected in the Matchprint Virtual application, you will need to uninstall the application to ensure that the corrupted preference or other file used by Matchprint Virtual will not be retained.

1. In Finder select Go > Applications.
2. Navigate to Matchprint Virtual > Uninstaller and double-click to open the folder.
3. Double-click MVUninstaller.
4. Follow the prompts to uninstall MVCalibrator and all of its components.