Windows 10 Update Error 0x80070001

I had two Windows 10 machines which had stopped pulling upgrades from Microsoft for quite long (1703, anyone?) and I could not get it back working.
Windows Update just showed me the error 0x80070001 and did refuse to do anything.

Tried:
- Clearing Windows Update Cache
- WSUS Offline Patching (installed the updates, but the normal Windows Update did not start working after that...)
- Windows Update Repair Tool from Microsoft

Nothing did really work, until I stumbled upon a post by OksiQuatzel:
Culprit was the installed ImDisk, a virtual Floppy Drive. With this installed and an A Drive mounted - this error arose.
As soon as I unmounted the drive and removed the driver - everything started working again.
Kind of nuts that something like this could occur.

Actually I tried it with ImDisk, Virtual Floppy Drive 2.1 and other Virtual Floppy Drives and RAMdisk drives - there is a high chance that - if you use such a program, the Windows 10 Update does cease function...

Source in german

10 thoughts on “Windows 10 Update Error 0x80070001

  1. Oh this is such a great hint to that annoying 0x80070001 stupidity! Thank you so much! I mounted several virtual drives using FreeOTFE and that was also exactly why I was having that trouble with Windows Update and Microsoft Store. So it seems that these two guys really don't like virtual drives...

  2. yes, yes, yes, it helped me as well. Also had 0x80070001 issue, after unmount of ImDisk it is gone

  3. Thank you very much for this! This was helpful. Like stated, as soon as drives are unmounted, everything works fine.

  4. Windows 10 can't update with virtual ImDisk floppy drive active. Thanks a lot for your post. I guess that without it, I'd still be searching what could be the reason for my update error 0x80070001...

  5. Problem with ImDisk only occurs if drive letter is before system disc (usually A or B). If it's assigned after C: no error occurs.

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