Error 0x800f0922 for 2020-01 Cumulative Update for Windows 10 Version 1909 for x64-based Systems (KB4532695)

Anonymous
2020-01-31T22:50:04+00:00

Install attempt fails with error 0x800f0922 whether I run Windows Update  to install this update or run windows10.0-kb4532695-x64_a85fd28af075ebfd8b0753d2c2aca244e926c3ce.msu

Running WIndows 10 Pro Ver. 1909 build 18363.592

I have tried every suggestion by HiltonOishi in https://answers.microsoft.com/en-us/windows/forum/all/failed-install-attempt-error-code-0x800f0922/c5eb31d7-f04f-4ff8-9d6f-f39e4f03944b

After the update installs I restart the computer and when it reboots it gets to 93% in "Working on Updates" then I get "We couldn't complete the updates Undoing changes"

Windows Update says this is an optional update. Should I just ignore the problem till the next update?

Windows for home | Windows 10 | Windows update

Locked Question. This question was migrated from the Microsoft Support Community. You can vote on whether it's helpful, but you can't add comments or replies or follow the question.

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  1. Anonymous
    2021-02-09T13:47:20+00:00

    I have two other hard drives in my computer.

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  2. Anonymous
    2021-02-09T07:48:52+00:00

    Hi thanks for the reply and help. I do not use Windows 7 anymore but I hated Windows 10 so much I kept it as an option so I could go back to it. I have not had any issue with this configuration until this recent Windows update. I have been concerned it was virus related, so I did install Norton which is arguably a bigger cause for concern than the failure to update. Still not sure the root cause.

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  3. Anonymous
    2021-02-09T07:00:20+00:00

    Amor_Fati,

    You've got multiple System partitions. There's an EFI partition on Disk 1 with the UEFI install. There's a System Reserved partition on Disk 0 with a Legacy install which probably is your Win 7. And possibly there's another System Reserved partition on Disk 2 with another Legacy install. You didn't show a "Detail Part" of its partition 1. Windows doesn't like multiple System partitions during a reboot. It might not return to the same one.

    It looks like a good BCD for the UEFI installation on Disk 1. All of the UEFI partitions are mentioned in the right places. But it is a single-boot BCD, meaning the Boot Manager is only aware of the Win 10 installation. There is no Boot Loader for Win 7, only one for Win 10.

    If you want Win 7 with Win 10, really you should dual-boot it. That would eliminate its System Reserved partition. But I think you also need to reinstall it in UEFI mode. I've read it's no good to mix UEFI with Legacy. Do you still use Win 7? If not, then just wipe Disk 0 & repurpose it.

    If Disk 2 is another installation, the same goes for that. Put it into a triple boot or wipe it.

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  4. Anonymous
    2021-02-09T05:14:13+00:00

    Thank you again so much. ** I just realized what I posted before must have been the wrong hard drive, as the drive size of my current OS hard drive is that of disk 1! **here is all the info

    (3)

    One of these disks has Windows 7 on it 

      Disk ###  Status         Size     Free     Dyn  Gpt
      --------  -------------  -------  -------  ---  ---
      Disk 0    Online          931 GB      0 B
      Disk 1    Online         1863 GB      0 B        *
      Disk 2    Online          894 GB      0 B

    DISKPART> select disk 0

    Disk 0 is now the selected disk.

    DISKPART> List Part

      Partition ###  Type              Size     Offset
      -------------  ----------------  -------  -------
      Partition 1    Primary            100 MB  1024 KB
      Partition 2    Primary            931 GB   101 MB

    DISKPART> Select Part 1

    Partition 1 is now the selected partition.

    DISKPART> Detail Part

    Partition 1
    Type  : 07
    Hidden: No
    Active: Yes
    Offset in Bytes: 1048576

      Volume ###  Ltr  Label        Fs     Type        Size     Status     Info
      ----------  ---  -----------  -----  ----------  -------  ---------  --------
    * Volume 2     D   System Rese  NTFS   Partition    100 MB  Healthy

    DISKPART> select disk 1

    Disk 1 is now the selected disk.

    DISKPART> list part

      Partition ###  Type              Size     Offset
      -------------  ----------------  -------  -------
      Partition 1    Recovery           529 MB  1024 KB
      Partition 2    System              99 MB   530 MB
      Partition 3    Reserved            16 MB   629 MB
      Partition 4    Primary           1862 GB   645 MB

    DISKPART> select disk 2

    Disk 2 is now the selected disk.

    DISKPART> list part

      Partition ###  Type              Size     Offset
      -------------  ----------------  -------  -------
      Partition 1    Primary            100 MB  1024 KB
      Partition 2    Primary            894 GB   101 MB

    (4)

    C:\WINDOWS\system32>ReagentC  /Info
    Windows Recovery Environment (Windows RE) and system reset configuration
    Information:

        Windows RE status:         Enabled
        Windows RE location:       \?\GLOBALROOT\device\harddisk1\partition1\Recovery\WindowsRE
        Boot Configuration Data (BCD) identifier: eaa962d8-e697-11ea-9bbe-84e633b6dd71
        Recovery image location:
        Recovery image index:      0
        Custom image location:
        Custom image index:        0

    REAGENTC.EXE: Operation Successful.

    C:\WINDOWS\system32>BCDEdit  /Enum  All

    Firmware Boot Manager

    identifier              {fwbootmgr}
    displayorder            {bootmgr}
                            {87688d08-c17c-11e9-a080-b9ef55b380fc}
                            {d24340f7-3ad5-11eb-8551-806e6f6e6963}
    timeout                 1

    Windows Boot Manager

    identifier              {bootmgr}
    device                  partition=\Device\HarddiskVolume4
    path                    \EFI\Microsoft\Boot\bootmgfw.efi
    description             Windows Boot Manager
    locale                  en-US
    inherit                 {globalsettings}
    default                 {current}
    resumeobject            {eaa962d6-e697-11ea-9bbe-84e633b6dd71}
    displayorder            {current}
    toolsdisplayorder       {memdiag}
    timeout                 30

    Firmware Application (101fffff)

    identifier              {87688d08-c17c-11e9-a080-b9ef55b380fc}
    description             Hard Drive

    Firmware Application (101fffff)

    identifier              {d24340f7-3ad5-11eb-8551-806e6f6e6963}
    description             CD/DVD Drive

    Windows Boot Loader

    identifier              {current}
    device                  partition=C:
    path                    \WINDOWS\system32\winload.efi
    description             Windows 10
    locale                  en-US
    inherit                 {bootloadersettings}
    recoverysequence        {eaa962d8-e697-11ea-9bbe-84e633b6dd71}
    displaymessageoverride  Recovery
    recoveryenabled         Yes
    isolatedcontext         Yes
    allowedinmemorysettings 0x15000075
    osdevice                partition=C:
    systemroot              \WINDOWS
    resumeobject            {eaa962d6-e697-11ea-9bbe-84e633b6dd71}
    nx                      OptIn
    bootmenupolicy          Standard

    Windows Boot Loader

    identifier              {eaa962d8-e697-11ea-9bbe-84e633b6dd71}
    device                  ramdisk=[\Device\HarddiskVolume3]\Recovery\WindowsRE\Winre.wim,{eaa962d9-e697-11ea-9bbe-84e633b6dd71}
    path                    \windows\system32\winload.efi
    description             Windows Recovery Environment
    locale                  en-US
    inherit                 {bootloadersettings}
    displaymessage          Recovery
    osdevice                ramdisk=[\Device\HarddiskVolume3]\Recovery\WindowsRE\Winre.wim,{eaa962d9-e697-11ea-9bbe-84e633b6dd71}
    systemroot              \windows
    nx                      OptIn
    bootmenupolicy          Standard
    winpe                   Yes

    Resume from Hibernate

    identifier              {eaa962d6-e697-11ea-9bbe-84e633b6dd71}
    device                  partition=C:
    path                    \WINDOWS\system32\winresume.efi
    description             Windows Resume Application
    locale                  en-US
    inherit                 {resumeloadersettings}
    recoverysequence        {eaa962d8-e697-11ea-9bbe-84e633b6dd71}
    recoveryenabled         Yes
    isolatedcontext         Yes
    allowedinmemorysettings 0x15000075
    filedevice              partition=C:
    filepath                \hiberfil.sys
    bootmenupolicy          Standard
    debugoptionenabled      No

    Windows Memory Tester

    identifier              {memdiag}
    device                  partition=\Device\HarddiskVolume4
    path                    \EFI\Microsoft\Boot\memtest.efi
    description             Windows Memory Diagnostic
    locale                  en-US
    inherit                 {globalsettings}
    badmemoryaccess         Yes

    EMS Settings

    identifier              {emssettings}
    bootems                 No

    Debugger Settings

    identifier              {dbgsettings}
    debugtype               Local

    RAM Defects

    identifier              {badmemory}

    Global Settings

    identifier              {globalsettings}
    inherit                 {dbgsettings}
                            {emssettings}
                            {badmemory}

    Boot Loader Settings

    identifier              {bootloadersettings}
    inherit                 {globalsettings}
                            {hypervisorsettings}

    Hypervisor Settings

    identifier              {hypervisorsettings}
    hypervisordebugtype     Serial
    hypervisordebugport     1
    hypervisorbaudrate      115200

    Resume Loader Settings

    identifier              {resumeloadersettings}
    inherit                 {globalsettings}

    Device options

    identifier              {eaa962d9-e697-11ea-9bbe-84e633b6dd71}
    description             Windows Recovery
    ramdisksdidevice        partition=\Device\HarddiskVolume3
    ramdisksdipath          \Recovery\WindowsRE\boot.sdi

    Here is some additional info

    DISKPART> list disk

      Disk ###  Status         Size     Free     Dyn  Gpt
      --------  -------------  -------  -------  ---  ---
      Disk 0    Online          931 GB      0 B
      Disk 1    Online         1863 GB      0 B        *
      Disk 2    Online          894 GB      0 B

    DISKPART> select disk 1

    Disk 1 is now the selected disk.

    DISKPART> list part

      Partition ###  Type              Size     Offset
      -------------  ----------------  -------  -------
      Partition 1    Recovery           529 MB  1024 KB
      Partition 2    System              99 MB   530 MB
      Partition 3    Reserved            16 MB   629 MB
      Partition 4    Primary           1862 GB   645 MB

    DISKPART> select part 2

    Partition 2 is now the selected partition.

    DISKPART> detail part

    Partition 2
    Type    : c12a7328-f81f-11d2-ba4b-00a0c93ec93b
    Hidden  : Yes
    Required: No
    Attrib  : 0X8000000000000000
    Offset in Bytes: 555745280

      Volume ###  Ltr  Label        Fs     Type        Size     Status     Info
      ----------  ---  -----------  -----  ----------  -------  ---------  --------
    * Volume 6                      FAT32  Partition     99 MB  Healthy    System

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  5. Anonymous
    2021-02-09T03:04:51+00:00

    (1) Definitely, the first thing to do is to backup your user files & raw downloads in case things get worse. That will be useful in case you must do a clean install & will need to reinstall apps & copy back your files. I think I posted instructions for a clean install elsewhere in this thread. 

    (2) Even make a Windows system image backup which will preserve the current state, if you want to start again from here. It can restore all your partitions to what they were at the time of making the backup. Want instructions?

    (3) Your DiskPart shows a Disk 0. If you have more disks, select & show those too. I want to know whether you've got another System Reserved elsewhere. It's no good to have two.

    (4) Let's see...

    ReagentC  /Info

    BCDEdit  /Enum  All

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