
Windows Defender Service Troubleshooting Checklist
If Windows Defender won't start, won't update, or shows error messages like "Service stopped" or ...

If Windows Defender won't start, won't update, or shows error messages like "Service stopped" or ...

You're trying to open Chrome and see an error like 'Your profile could not be opened corr...

After upgrading Windows—whether from an older version or a feature update—you might see an error ...

When updating Windows 10, you might see an error in Command Prompt like "0x800f0988" or "The upda...

You open Windows Security and see a message like 'DNS server not responding' or 'Your device is m...

When trying to restore a backup using Windows Security (Windows Defender), you might encounter an...