
Fix 'Windows Security Cannot Connect to Microsoft Defender' Error
When you open Windows Security and see the message 'Windows Security cannot connect to Microsoft ...

When you open Windows Security and see the message 'Windows Security cannot connect to Microsoft ...

If you see an error like "The connection to Microsoft Exchange is unavailable. Outlook is using p...

If Windows Security (formerly Windows Defender) doesn't start automatically after you log in, you...

When you run chkdsk from Command Prompt and see "Access Denied" or "You do not have ...

If Windows won't activate and you're seeing errors like "We can't activate Windows on this device...

After a Windows update, you might see an error that Windows Defender's security token has expired...