
Windows Security Version Mismatch: Troubleshooting Checklist
If you see an error message saying Windows Security has a version mismatch, or the Security Cente...

If you see an error message saying Windows Security has a version mismatch, or the Security Cente...

You try to reset Remote Desktop settings—maybe after a configuration error or a failed connection...

You click the Windows Security icon in the taskbar or try to open it from Settings, but nothing h...

If you see 'proxy authentication failed' when using a specific Chrome profile, the browser can't ...

You try to edit or delete a file in OneDrive, but Windows reports it's locked by a system process...

If Windows Defender is acting up—showing incorrect threat history, failing to update, or consumin...