
Fix Windows Defender Connection Refused or Permission Denied Errors
If you see "connection refused" or "permission denied" when trying to start or update Windows Def...

If you see "connection refused" or "permission denied" when trying to start or update Windows Def...

If Outlook gets stuck at the 'Loading Profile' screen when you start it in Safe Mode, you're not ...

If Windows search is not working—no results appear when you click Start or File Explorer—the Wind...

If Windows Security (formerly Windows Defender) won't open or takes forever to load, it's usually...

You see a message that the BitLocker service is unavailable when you try to manage encryption, op...

If you see 'Task Scheduler authentication failed' when running a scheduled task, it usually means...