O&O UnErase V4 makes the restoration of deleted data as easy as "a walk in the park". With the help of a new and one-of-a-kind algorithm, more files can be restored than ever before. Within a matter of seconds, O&O UnErase V4 finds your deleted files and restores them with just the click of a button. The original filename and directory structure are also restored as if nothing had been deleted in the first place.