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Autoruns missing files: wow64cpu, wowarmhw, wow64, xtajit, and wow64win on KnownDlls

Anonymous
2022-06-10T20:19:17+00:00

I ran Systinternals autoruns and these files are missing. Is this normal? I ran SFC and DISM and there was no corruption?

Windows for home | Windows 11 | Devices and drivers

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  1. Anonymous
    2022-06-10T21:29:15+00:00

    Hi Paul,

    Thanks for the speedy reply. Based on your pic, your color code is pink, but mine is yellow and shows all the DLLs are missing. See attached image.

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  2. _AW_ 67,231 Reputation points Volunteer Moderator
    2022-06-11T23:58:57+00:00

    Hi, it's mainly just a problem with where Autoruns looks for the files, and some of the entries relate to ARM processor (*xtajit*, _wowarmhw) so those files are not present for most people.

    As you can see from the screenshot below, none of the entries in KnownDlls have a path, so Autoruns is just reporting which path - syswow64 or system 32 - the file is missing from. On a 64 bit system, those wow64* entries do not have or need a 32 bit dll and that is expected.

    Image

    My advice is to just ignore what Autoruns is reporting. There's nothing to be gained by deleting the ARM related entries and there's nothing wrong with the rest.

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  3. Anonymous
    2022-06-10T21:17:44+00:00

    Hi Sammy888,

    I'm Paul and I'm here to help you with your concern.

    Yes, I think it's normal. I also have the same situation with my PC as you can see in the image below.

    It doesn't cause any issue at all.

    I hope this helps. Feel free to ask back any questions and keep me posted.

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  4. Ramesh 176.1K Reputation points Volunteer Moderator
    2022-06-12T02:21:19+00:00

    Hi,

    The Autoruns warning can be safely ignored. Check out these posts for more info.

    Red entries in KnownDLLs: https://social.technet.microsoft.com/forums/en-US/67f0f959-2dea-4342-8558-2a5c456f4a48/red-entries-in-knowndlls?forum=autoruns

    Wow64.dll, Wow64cpu.dll, Wow64win.dll files not found - Microsoft Community: https://answers.microsoft.com/en-us/windows/forum/all/wow64dll-wow64cpudll-wow64windll-files-not-found/837ba758-ad0a-4bc3-b227-62046f7e198d?page=1

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  5. Anonymous
    2022-06-11T17:12:38+00:00

    HI,

    Sorry I provided the wrong screenshot. Check the screenshot below again.

    Anyway, the files are not found because you run the Autoruns 32-bit program. The 64-bit files are invisible to 32-bit processes.

    You can run the "Autoruns64.exe" to see a different result.

    I hope this helps. Feel free to ask back any questions and keep me posted.

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