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Fix Windows Defender Sync Issues with Microsoft Account

If you've signed into Windows with your Microsoft account and notice that Defender settings—like ...

Fix 'Microsoft Store Command Not Found' After Update

If you see 'microsoft store command not found' in PowerShell or Command Prompt after a Windows up...

Fix Windows Security Service Configuration Error

When you see the error 'Windows Security service configuration error' in Windows Security or Wind...

Fix High CPU Usage from Windows Activation Failure

You might notice your PC fan running loud or sluggish performance after a Windows update or hardw...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

How to Fix Windows Update Error 502 Bad Gateway

Windows Update may show a 502 Bad Gateway error when the update service cannot reach Microsoft's ...