How to Convert a FAT Volume to NTFS using command prompt

Convert.exe is a utility command use to convert FAT and FAT32 volumes to NTFS. Here’s how to use the program depending on the drive letter that you want to convert.

Example

To convert the volume on drive E to NTFS and you wan to see all the messages completely, type:

convert e: /fs:ntfs /v or just convert e: /fs:ntfs

Make sure that command prompt is running as administrator as shown below

Syntax

CONVERT volume /FS:NTFS [/V] [/CvtArea:fname] [/NoSecurity] [/X]

  volume           Specifies the drive letter (followed by a colon),
                      mount point, or volume name.
  /FS:NTFS       Specifies that the volume will be converted to NTFS.
  /V                 Specifies that Convert will be run in verbose mode.
  /CvtArea:filename
                      Specifies a contiguous file in the root directory
                      that will be the place holder for NTFS system files.
  /NoSecurity     Specifies that the security settings on the converted
                      files and directories allow access by all users.
  /X                 Forces the volume to dismount first if necessary.
                      All open handles to the volume will not be valid.

Source(s)

http://www.microsoft.com/resources/documentation/windows/xp/all/proddocs/en-us/convert.mspx?mfr=true

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