Microsoft has confirmed that it won't provide an automated fix for a known issue causing 0x80070643 errors when installing recent Windows Recovery Environment (WinRE) updates. The problematic updates ...

The infamous "0x80070643 - ERROR_INSTALL_FAILURE" issue is back with one of the new Windows 10 updates KB5048239. Thankfully, there is a fix. This past week, alongside the Patch Tuesday updates for ...

Simon is a Computer Science BSc graduate who has been writing about technology since 2014, and using Windows machines since 3.1. After working for an indie game studio and acting as the family's go-to ...

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

However, searching for updates, it still gives me the "new" along with the error, again. Hence, if you seem to be facing installation issues with this update, it looks like the best bet is to ...

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I'm betting you could do a fresh install from the latest media creation tool and it will take care of it. I would hope so anyway. I think that is what I would do in your situation, backup everything, ...