Unknown hard disk?

Aidan P

Distinguished
Sep 20, 2013
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I often run the defrag tool on my PC and there is this drive called \\?Volume... and it says 'Needs optimisation' but when I click optimise nothing happens. My computer has only one internal hard drive and as you can see I have a partition, but no external hard drives etc. So does anyone know what this is and what I can do about it?

All help is greatly appreciated,
Thanks.

http://gyazo.com/8f9a12381cdfab94ada2aed1717e7bc9