Hello
I apologize for the inconvenience caused by the 0x80070643 error during Windows updates. Let’s address this issue:
1.Cause of Error 0x80070643:
This error can occur due to various reasons, such as a buggy instance of the Windows Update service or a corrupt .NET Framework installation.
Microsoft acknowledges this issue and is actively working on a resolution.
2.Workaround and Upcoming Fix:
If you’re encountering this error while attempting to install the January 2024 Windows Recovery Environment update (KB5034441), there’s a workaround:
You might need to increase the size of the WinRE partition to avoid this issue and complete the installation.
Ensure that 250 megabytes of free space are available in the recovery partition.
Detailed guidance on changing the WinRE partition size can be found in KB5028997.
Microsoft is actively working on a resolution and will provide an update in an upcoming release.
3.Additional Troubleshooting Steps:
While waiting for the official fix, consider trying the following steps:
Restart Windows Update Services: Restart the Windows Installer service.
Run Windows Update Troubleshooter: Navigate to Settings > Update & Security > Windows Update > Check for updates and install any available updates.
Manually Resize WinRE Partition: If needed, follow the instructions in the provided script to increase the WinRE partition size.
4.Microsoft’s Commitment:
Microsoft is committed to backward compatibility and improving the Windows experience.
While software updates take time, rest assured that the team is actively addressing issues to enhance system stability and functionality.
Microsoft is actively working to resolve it. Keep an eye out for official updates, and thank you for your patience!
[Windows 10 Update Error(0x80070643) - Microsoft Community](https://apc01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fanswers.microsoft.com%2Fen-us%2Fwindows%2Fforum%2Fall%2Fwindows-10-update-error0x80070643%2Fe6473fa4-f2d4-42c3-b4be-266b43454306&data=05%7C02%7Cwesleyl%40wicresoft.com%7C01f0bd8e5c724e33b7f108dc46f9544e%7Cb2ae8dd9097749768706861b488b1512%7C0%7C0%7C638463283992686074%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C0%7C%7C%7C&sdata=4yPaZmFYkAGhE3ZUxErKi9swZPpkfyV4ydUXHBobIlM%3D&reserved=0"原始 URL: https://answers.microsoft.com/en-us/windows/forum/all/windows-10-update-error0x80070643/e6473fa4-f2d4-42c3-b4be-266b43454306。如果你信任此链接, 请单击或点击。")