Windows 10 upgrade - Error C1900104

I have attempted to Upgrade from Windows 7 Home Premium but are stuck on the error message:

Windows 10 could not be installed.

Error C1900104.

Any clues please as it is driving me crazy!

Thank you.


<Original title - WINDOWS 10 UPGRADE  ERROR MESSAGE  >

Hi Rhonda,

Thank you for your interest in Windows 10.

Disconnect all the external devices (printers, scanner, USB (universal serial bus) drives, etc...) Except mouse and the keyboard and then try to upgrade.

Also, refer to the help articles below and check if it helps:

Hope this information is helpful. Please do let us know if you need further assistance, we’ll be glad to assist you.

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Question Info

Last updated December 28, 2017 Views 810 Applies to: