as long as it's not your system disk, it's really easy, you can do it within windows.
go to 'my computer' , right-click the drive, and select 'format'.
the default options should be ok - you can choose your own volume label, and choose quick format.
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Therell be days/When Ill stray/I may appear to be/Constantly out of reach/I give in to sin/Because I like to practise what I preach