Method and apparatus of downloading/updating a data to local storage

The present invention is a Blu-ray Disc to a method and apparatus for downloading / updating data to a local storage in a recording medium such as a (BD), the present invention is to download the selected files by the user from among the files is a content provider prepared in the local storage after the step, and the download completed, that, if there is a step to make sure the update request, the update request, not in a state that the player is a step, and the player to ensure that the state and reproducing the data playback data If, including the step of updating the local storage within the binding unit provides a method for downloading / updating data in the local storage which comprises. Thus, the local storage (Local storage) of the disc units, title units, receiving of the content unit downloaded external mutator to any one of the file structure, and updating the outside where the relational data received the download, the original data with the external recording in the recording medium, to enable effective play where fractional data downloaded, there are advantages to the user to provide a more convenient features. Recording media, local storage, download, update, disc, title, content