Windows Update shows error 0x80070643 in Windows 10? Microsoft has a very simple and genius solution for it.

The infamous "0x80070643 - ERROR_INSTALL_FAILURE" issue is back with one of the new Windows 10 updates KB5048239. Thankfully, there is a fix.

Microsoft has informed users about an error that may appear after installing the April 2025 update for the Windows Recovery Environment (WinRE), identified as KB5057589.

Microsoft is pushing out a Windows 10 KB5001716 update used to improve Windows Update that is ironically failing to install, showing 0x80070643 errors.