
Reset Windows Defender Service to Default Settings
If Windows Defender isn't starting, showing errors, or acting strangely, the service settings may...

If Windows Defender isn't starting, showing errors, or acting strangely, the service settings may...

When you open Windows Defender (Microsoft Defender Antivirus) and see a connection refused error ...

You try to send an email in Outlook but get an 'access denied' message. This usually means Outloo...

You launch Microsoft Teams on Windows 10 and see an error like "Can't connect to server" or "DNS ...

You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...

If you see 'connection refused' or 'permission denied' when trying to access a BitLocker-encrypte...