
How to Fix Windows Defender Not Opening
When you click Windows Defender and nothing happens, or it opens and immediately closes, it's oft...
Software troubleshooting desk

When you click Windows Defender and nothing happens, or it opens and immediately closes, it's oft...

You're in the middle of a call or trying to send a message, and Teams shows a connection timeout ...

You're trying to send or receive email in Outlook, but you get an error about the SSL certificate...

You open Windows Security and see a 404 Not Found error, or the app won't load at all. Often this...

If you’ve set Windows Terminal to start automatically when you log into Windows but it doesn’t la...

If you or a user sees a “permission denied” or “access denied” error in Microsoft Teams—whether w...