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shanyi's avatar
shanyi
Copper Contributor
Dec 14, 2021

Install error - 0x80070001

When I install the newest Windows 11 Insider Preview 22518.1000 (rs_prerelease) it signs "Install error - 0x80070001 " I have retried so many times,but it does not work!!!
Brad_Pavlacka's avatar
Brad_Pavlacka
Copper Contributor
Aug 10, 2022
I'm just going to add on to Seymour's post a bit since this was my issue as well - mine was a "download" error (as opposed to an "install" error) for today's "Windows 11 Insider Preview 25179.1000 (rs_prerelease)". I got the error when I had ≈24GB free on my OS drive, but it ran fine after disabling hibernate, bringing my freespace to ≈30GB.
davila58's avatar
davila58
Copper Contributor
Feb 01, 2023

Brad_PavlackaI have applied every single recommendation via the Command C prompt, and I have 723 GB of space left on my drive, and the Windows 11 (Version 22H2) continues to fail. First it used to fail while downloading, now while installing. I don't get it!

  • MJoker's avatar
    MJoker
    Copper Contributor
    Jun 19, 2023

    davila58 

     

    Make sure that the disc you are using Windows on isn't converted into a dynamic disc. Also make sure you don't have a drive designed to letter's A and B as it seems that Windows needs that somehow for updates.

     

    I just had similar problem with Store and Windows update neither working with ImDisk RAMDISKs configured to letters A and B. Changing those designations to U and V everything started working again.

    • Searinox's avatar
      Searinox
      Copper Contributor
      Apr 25, 2025

      Absolutely MUST signal boost this lifesaver. Changing the RAM disk away from letter A: solved the problem for me. Eventviewer and CBS logs were being utterly unhelpful with Windows Updates and Microsoft Store updates all failing instantly with this error. It's beyond me that this isn't being reported in any of Windows' related logging as is the fact that finding low space on A: or B: would be considered a download failure scenario when there are no other drives with a free space issue. A and B make good throwaway drive letters. Microsoft fix your crap holy balloney!

    • UncleBen's avatar
      UncleBen
      Copper Contributor
      Jul 07, 2024

      Yo, this was exactly the problem I had. I had been on this thread for the past couple of hours and hadn't noticed there was a 2nd page to it. Was about to reinstall lmao. Again thanks, unmounting my ramdisk from A: and everything just started working again.

    • kotuchariko's avatar
      kotuchariko
      Copper Contributor
      Nov 24, 2023

      MJoker

      This! Changed IMDisk RAM Drive from B: to Z: and voila, update problem gone, MS store installation/update problem gone! What a stupid inane  Microsoft bug...of course will be shocked if they ever fix this.

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