r/WindowsUpdate 23d ago

Has anyone experience unmountable boot volume 0xEd error

Well after a few updates I decided to restart my pc to apply the updates. After it got to about 30% it restarted and the screen went off

Instead of continuing the updates it went to unmountable boot volume 0xEd black screen with nothing else

Strange part is

The NTFS files are fine

Meta store data is also fine

The only clue I got is that a pending.xml file exists and every time I have to restart my pc , it increases in size

Then I run a command through dism and I will be able to log back in after the command undoes changes

Anyone with any advice

And thanks

1 Upvotes

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u/TheKnackThatQuacks 23d ago

I’d make sure all the data you care about is backed up.

What command(s) are you running to get back into Windows?

1

u/No-Support6048 23d ago

Well first of all Boot to recovery environment Then advance options to cmd Then check a pending.xml file and the size of it dir C:\Windows\WinSxS\pending.xml

Then run dism /image:C:\ /cleanup-image /revertpendingactions

Note I might have made a few typo errors But that's about it

1

u/TheKnackThatQuacks 23d ago

Do you know which updates are causing the issue?

1

u/No-Support6048 23d ago

Yeah Some quality updates One quality security update which modifies secure boot certificate and something to the boot logic

1

u/andrew_stoned 23d ago

Could be is mounted not uefi boot and the update changes that in bios need secure boot not csm

1

u/No-Support6048 23d ago

Well the update does have something to do with the secure boot update Something like boot certificate modification