Convert to CVU Online Tool.
The CVU file type is a CVSD file, but unfiltered. It is used for storing some types of CVSD audio data. However, there is no specific information on how to open or format the CVU file type. Regardless of what type of device you are using, you will need to associate the CVU file with the correct application. You will need to update the software that you chose to open the CVU file so that it is the most current version. Otherwise, the file may not be supported. To protect your device, scan the file with up-to-date antivirus software.