KB5043064 was released to Windows 10 22H2 and 21H2 on September 10, 2024.
Do you know what are the main improvements and fixes in this update?
What should you do if the problem of KB5043064 not installing occurs?
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Now read this tutorial onMiniToolfor comprehensive guidance.
Windows 10 KB5043064 Released
KB5043064 is a security update released for Windows 10 22H2 and 21H2.
You may need to kickstart your setup to apply this update.

If it does not install automatically, you might follow the steps below to download it.
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Step 1.
Right-click theStartbutton and chooseSettings.

In theWindows Updatesection, click theCheck for updatesbutton, and then KB5043064 should be downloaded automatically.
Faced with the KB5043064 not installing issue, you’ve got the option to launch the troubleshooter.
Press theWindows + Ikey combination to access prefs.
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Navigate toUpdate & Security>Troubleshoot>Additional troubleshooters.
When you see theWindows Updateoption, click it, and then hitRun the troubleshooter.
Windows 11 KB5041587 brings you new releases and improvements.

Here you might see how to download it and how to fix it if it fails to install.
Fix 2.
Fix 3.
Therefore, it’s possible for you to make a run at restart this service.
Use the Windows search box to open theServicestool.
Scroll down until you see theWindows Updateoption, and then double-press it.
In the new window, hit theStartbutton.
Fix 4.
Here are the steps:
Step 1.
Typecmdin the search box on the taskbar, and then click theRun as administratoroption underCommand Prompt.
When the UAC window pops up, hit theYesbutton to continue.
InputDISM.exe /Online /Cleanup-image /Restorehealthand pressEnter.
After the DISM scan is executed, typesfc /scannowand pressEnter.
If you are suffering from installation failures, you might try the workarounds above to address the problem.