I am using Mac and I am trying to delete the files that are not required to me. I try to delete the files and folders the process starts immediately and after some second the operation is aborted and the data is not deleted . It gives an error message that Techtool deluxe maintained states that the volume structure and file structure errors and the process is stopped automatically. Some one please help me in deleting such data . I also want to about the software that finds duplicates files and folders and deletes them . Please help .
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