Have you ever encountered error code 0 Mac USB while copying large size of data on USD drives. Well, it is a common but very critical error issues which is mostly caused due to severe corruption in finder application on Mac. Emergence of this very error issue causes several problems while performing read or write operation on Mac. Well, you can still copy your files by using terminal. However, using terminal will not be a proper solution ti fix error code 0 Mac USB. In order to resolve this issue completely you will have to fix the root corruption first. You can take the help of Disk Utility to fix this very corruption issue. In case if disk utility fails then the only option to get rid of error code 0 Mac USB will be formatting the entire hard drive. It will cause severe data inaccessibility issue for sure but with using third party Mac Data Recovery Software you can easily restore all lost files on Mac in just few easy steps. It is very effective, advanced, reliable and easy to use too. Therefore, it is recommended to use this significant utility in order to rescue data after error code 0 Mac USB.