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Fix Windows Defender Service Authentication Failed Error

You might see the error 'Windows Defender service authentication failed' when trying to open Wind...

Fix Windows Security DNS Error Blocking Internet Access

If your internet stops working and you see a Windows Security DNS error, it usually means the DNS...

Fix Windows Terminal Proxy Authentication Failed

When Windows Terminal fails to connect through a corporate or personal proxy, you may see errors ...

Fix PowerShell Network Error 0x800704cf