Diskpart error: Clean is not allowed on the disk...


  1. Posts : 20
    Windows 7 Home Premium 64-bit
       #1

    Diskpart error: Clean is not allowed on the disk...


    Hi,
    I am doing a clean windows 7 install *again* and I want to completely wipe off the hard disk this time, I followed this tutorial Disk - Clean and Clean All with Diskpart Command but got this error:



    Now what am I doing wrong? Help please!
      My Computer


  2. Posts : 6,285
    Windows 10 Pro X64
       #2

    You can't clean the disk you are booted from. You need to do this from a booted Windows 7 install DVD or flash drive Command Prompt.
      My Computer


  3. Posts : 11,408
    ME/XP/Vista/Win7
       #3

    Clean the HD Drive, using Step one in this tutorial:
    SSD / HDD : Optimize for Windows Reinstallation
      My Computer


 

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