Windows 10: Software Raid 1. Can not Add Mirror ! Solved

  1.    01 May 2017 #1

    Software Raid 1. Can not Add Mirror !

    I can't Add Mirror to Disk 1 (from Disk 2)!
    Click image for larger version. 

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    Windows 10 popup the following message.

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    What should I do . I don't want to buy a new HDD.

    My OS: Windows 10 Pro Version 1607 x64

    Thanks in advance
      My ComputerSystem Spec

  2. Caledon Ken's Avatar
    Posts : 9,780
    Windows 10 Pro x64 Build 1803
       02 May 2017 #2

    Disk 1 doesn't look like it has a volume (partition). Have you tried to create partition and then create your mirror?

      My ComputerSystem Spec

  3.    03 May 2017 #3

    Hi there

    I believe to use mirror / striping in RAID 1 configuration on Windows you need to use Storage spaces - so set the 2 HDD's into a storage space and then you can adjust striping / mirroring.

    How to set up RAID in Windows 10 - Windows 10 - Toms Hardware

      My ComputerSystem Spec

  4.    06 May 2017 #4


    I don't use software raid 1 anymore. Instead setup Storage Spaces (Two-way mirror)
      My ComputerSystem Spec


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