
Fix Windows Update Authentication Failed Due to Group Policy
You try to run Windows Update and get an error like "Authentication failed" or "0x80070005" – and...

You try to run Windows Update and get an error like "Authentication failed" or "0x80070005" – and...

You open the Microsoft Store, see an update available, but when you try to install it, you get a ...

You click "Check for updates" in Windows Update, but nothing happens—or the download hangs at 0%....

You open Windows Security and see a message about a version mismatch, or the Security Center serv...

If you see that Windows Security's real-time protection is stuck off and won't turn on, you're no...

When the Microsoft Store fails to install or update an app, the first step is to check its log fi...