Server 2012r2 / Windows 8.1 KB5022352 error 80070570

Microsoft released the January 2022 patches and for Server 2012r2 and Windows 8.1 patch KB5022352 seems to result in errors while downloading/installing this patch.

You will most likely notice this, when your Update only gets downloaded until 95% and even after waiting multiple hours nothing changes. If you stopped and restarted the download, it will directly move up to 95% and stay there.

After rebooting the affected machine you will most likely be greeted by the errorcode 80070570.

Many older posts on technet and other sources for general errors with windows update recommend deleting/renaming the windows update catalog folder. In this situation the solution is much more easy:

We tested the above procedure with multiple machines and it seems to solve the errorcode 80070570. Please let me know if that solved the problem for you as well.


  1. Hi Marcel

    the procedure to install update KB5022352 on windows 2012r2 server worked correctly.

    Thanks for your help Tomas

  2. The update 5018922 was already installed in my case, but even manually installing the 5022352 kb didn’t work. Getting

  3. Unable to uninstall KB5018922 on Windows Server 2012 r2. No option to uninstall when clicking on it under updates history, and it says the update is required by the system when using wusa.exe /uninstall /kb:

    Guess that’sa dead end for me…

  4. I m getting the below error

    Installation Failure: Windows failed to install the following update with error 0x800F0831: Security Update for Windows (KB5022352).

    WindowsUpdateClient event id 20

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