Windows 10: Cannot upgrade from Win 11 21H2

Discus and support Cannot upgrade from Win 11 21H2 in Windows 10 Software and Apps to solve the problem; HelloCurrently on Win 11 21H2 but win update keeps failing saying I am missing important security updates. I have looked at similar questions here and... Discussion in 'Windows 10 Software and Apps' started by tim coombs, Dec 20, 2024.

  1. TIM COOMBS
    tim coombs Win User

    Cannot upgrade from Win 11 21H2


    HelloCurrently on Win 11 21H2 but win update keeps failing saying I am missing important security updates. I have looked at similar questions here and have downloaded ISO and run it. All fine until error message sayingPC must support TPM 2.0PC must support secure bootProcessor isn't supported for this version of windowsI did go into BIOS and enable TPMThe processor is IntelR CoreTM i7-4770 CPU @ 3.40GHz 3.40 GHzAny help greatly appreciatedTim

    :)
     
    tim coombs, Dec 20, 2024
    #1
Thema:

Cannot upgrade from Win 11 21H2

Loading...

  1. Cannot upgrade from Win 11 21H2 - Similar Threads - Cannot upgrade 21H2

  2. Cannot upgrade from Win 11 21H2

    in Windows 10 Gaming
    Cannot upgrade from Win 11 21H2: HelloCurrently on Win 11 21H2 but win update keeps failing saying I am missing important security updates. I have looked at similar questions here and have downloaded ISO and run it. All fine until error message sayingPC must support TPM 2.0PC must support secure...

  3. Upgrading to Win 11 24H2 from 21H2

    in Windows 10 Gaming
    Upgrading to Win 11 24H2 from 21H2: This is the version of Win 11 I now have. Following a notice that I needed to upgrade, I've tried everything I think that Microsoft suggests. I'm only computer-experienced enough to be dangerous. I downloaded the PCHealthCheck utility, and the Win 11 Installation assistant....

  4. Upgrading to Win 11 24H2 from 21H2

    in Windows 10 Software and Apps
    Upgrading to Win 11 24H2 from 21H2: This is the version of Win 11 I now have. Following a notice that I needed to upgrade, I've tried everything I think that Microsoft suggests. I'm only computer-experienced enough to be dangerous. I downloaded the PCHealthCheck utility, and the Win 11 Installation assistant....

  5. Upgrading from Win 11 - 21h2 to 23h2 is failing with error "80070002"

    in Windows 10 Gaming
    Upgrading from Win 11 - 21h2 to 23h2 is failing with error "80070002": It is the 7th time I try to update windows and it keeps on failing with the same error over and over again. I have tried to do some quick fixes but it seems like nothing is working .I tried running admin CMD and trying "sfc /scannow", tried restoring DISM, deleted the...

  6. Upgrading from Win 11 - 21h2 to 23h2 is failing with error "80070002"

    in Windows 10 Software and Apps
    Upgrading from Win 11 - 21h2 to 23h2 is failing with error "80070002": It is the 7th time I try to update windows and it keeps on failing with the same error over and over again. I have tried to do some quick fixes but it seems like nothing is working .I tried running admin CMD and trying "sfc /scannow", tried restoring DISM, deleted the...

  7. Cannot upgrade Win 11 21H2 to 22H2.

    in Windows 10 Gaming
    Cannot upgrade Win 11 21H2 to 22H2.: Dell Inspiron8 GB Ram Pent Silver 4 Core 512 Gb SSD System Drive 1 TB SATA SSD Data DriveComputer is supposed to be capable of upgrade. Ran PC Health Monitor, Upgrade downloaded and installed. It then uninstalled on reboot with the following error. 0xC1900101-0x20004The...

  8. Cannot upgrade Win 11 21H2 to 22H2.

    in Windows 10 Software and Apps
    Cannot upgrade Win 11 21H2 to 22H2.: Dell Inspiron8 GB Ram Pent Silver 4 Core 512 Gb SSD System Drive 1 TB SATA SSD Data DriveComputer is supposed to be capable of upgrade. Ran PC Health Monitor, Upgrade downloaded and installed. It then uninstalled on reboot with the following error. 0xC1900101-0x20004The...

  9. Cannot upgrade to version 21H2

    in Windows 10 Software and Apps
    Cannot upgrade to version 21H2: I tried to update but after it said install 100% it rebooted and gave error 0x800f081f https://answers.microsoft.com/en-us/windows/forum/all/cannot-upgrade-to-version-21h2/fc0b922d-6f59-49a9-91b8-e7bdd0efbee0

  10. Cannot upgrade to version 21H2

    in Windows 10 Installation and Upgrade
    Cannot upgrade to version 21H2: I tried to update but after it said install 100% it rebooted and gave error 0x800f081f https://answers.microsoft.com/en-us/windows/forum/all/cannot-upgrade-to-version-21h2/fc0b922d-6f59-49a9-91b8-e7bdd0efbee0