If you encounter Windows Update error code 0xa0000400 while upgrading to Windows 10, then this post offers definitive fixes to resolve the problem.

Fix Error Code 0x8007139f for Windows Update, Outlook (new) app, Activation, Microsoft account, Windows Defender, Xbox gaming or when using a PIN.

Microsoft is updating Windows 10 operating system to improve its performance and security features. Ever since Windows 10 was released, it had several major and minor updates to date. Updating ...

Windows Update is essential for your Windows computer to protect it from problems and errors that you might encounter. Microsoft releases updates that fixes bugs and issues on your computer and ...

You can finally get an answer on those strange Windows error codes through Microsoft’s troubleshooting site, Fix Windows Update Errors.

Error 0x80073712: What to do when Windows 10 upgrades fail from damaged or missing files.

As such, if the operating system tells you that it encountered a "0x80070643 – ERROR_INSTALL_FAILURE" error, try not to make eye contact with it and go about your day.

If Windows experienced a problem during installation, the user is presented with a KB code that needs to be Googled in order to figure out what it means and how to fix it. It's frustrating, but ...