[Solved] Windows Upgrade failing with error 0x8007001F – 0x20006

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SAFE_OS Error

If you have upgraded to Windows 10 and have the following error:

We couldn’t install Windows 10

We’ve set your PC back to the way it was right before you started installing Windows 10.

0x8007001F – 0x20006
The installation failed in the SAFE_OS phase with an error during REPLICATE_OC operation

How to Fix the issue

  • Download Windows 10 version 1607 and install that first.
    (You won’t get the error installing this older version of Windows 10)

  • Once 1607 has installed, you can then upgrade to 2004 (or latest version at the time)

If this guide has helped you, please let us know! Please take a look at our other guides and tips.