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Eric_Davignon1's avatar
Eric_Davignon1
Brass Contributor
Sep 05, 2025

KB5063878 fail to install error 0x800f0991

In my environment i got around 4000 devices, 3300 +- have received it for 700 still not able to receive it i did all the sfc, the DISM try to instal the. msu nothing, always getting for those devices the error 0x800f0991.

the quality update and feature update are push through intune. Did someone have the same issue has me.

 

Thank you

configuration
deployment
device management
Update management

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  • Zaoey's avatar
    Zaoey
    Iron Contributor
    Sep 08, 2025

    This error usually occurs because the Windows Update service cannot verify the integrity of the update package or has a conflict with the existing .NET Framework installation on your computer.

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