Installing Windows Preview with failure to Install

Brian Marvin 0 Reputation points
2026-09-23T19:38:51.0733333+00:00

Moved to Windows Insider

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Windows Insider program | Windows Insider preview | Install, activate, and Windows update
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  1. CrazyKats 20,005 Reputation points Volunteer Moderator
    2026-09-24T15:14:31.3233333+00:00

    Hi Brian,

    Have you tried going here:

    https://www.microsoft.com/en-us/software-download/windowsinsiderpreviewiso

    Get the ISO for build 26340, mount the ISO,

    then open the folder and click Setup to do

    an in place update.

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  2. Allan Solomon Mejia 10,385 Reputation points
    2026-09-23T21:09:39.4833333+00:00

    Hello @Brian Marvin

    Error 0x80073712 means a file Windows Update needs is damaged or missing. It points to Windows component-store corruption rather than an Insider Preview eligibility problem.

    Open Command Prompt as administrator and run:

    DISM.exe /Online /Cleanup-Image /RestoreHealth
    sfc /scannow
    

    Restart the PC, then try Windows Update again. I recommend DISM /RestoreHealth for error 0x80073712.

    If DISM fails, please provide its exact error and the current output of winver; the repair source must match the installed Windows build. Since this appears to be a preview build, don’t use a production Windows ISO from a different build as the DISM source.

    References:

    Get help with Windows upgrade and installation errors

    Fix Windows Update corruption and installation failures


    Help make this community better for everyone: If this answer helped or resolved your issue, please accept it or upvote it. If not, share more details in a comment so we can continue the discussion and find the right solution. Thank you.

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