Microsoft KB Archive/930405

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You cannot format an unformatted DVD-RAM disc in Windows Vista

Article ID: 930405

Article Last Modified on 3/15/2007


  • Windows Vista Ultimate
  • Windows Vista Starter
  • Windows Vista Home Premium
  • Windows Vista Home Basic
  • Windows Vista Enterprise
  • Windows Vista Business 64-bit edition
  • Windows Vista Business
  • Windows Vista Ultimate 64-bit edition
  • Windows Vista Home Premium 64-bit edition
  • Windows Vista Home Basic 64-bit edition
  • Windows Vista Enterprise 64-bit edition

Important If you cancel the process of formatting a DVD-RAM media disc during a full format, the inserted disc cannot be ejected from the DVD drive, and then the disc seems to be corrupted. In fact, there is no real corruption of the disk. The disc appears to be corrupted because the full format is still going-on in the media disc. You can wait for about 20-60 minutes for the media to finish formatting, and then the media disc becomes usable again and the media disc is formatted completely.


When you insert a blank unformatted DVD-RAM disc into a supported DVD-RAM drive on a Windows Vista-based computer, you are not prompted to format the disc. You cannot format the unformatted DVD-RAM disc in Windows Vista.


Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.



  • DVD-RAM media is typically preformatted by the manufacturer.
  • You can reformat preformatted DVD-RAM discs in Windows Vista.

Additional query words: disk autoplay

Keywords: kbnofix kbtshoot kbprb kbexpertisebeginner KB930405