
How to Reinstall Windows Defender in Windows 11
If Windows Defender (Microsoft Defender Antivirus) is missing, disabled, or not working correctly...
Software troubleshooting desk

If Windows Defender (Microsoft Defender Antivirus) is missing, disabled, or not working correctly...

If Outlook stops syncing with your Exchange Server, you’ll likely see errors like “Disconnected” ...

You try to open a website in Chrome but see an error like “Your connection is not private...

You open Chrome on your Mac and see an error that your profile can't be opened because it's locke...

You've set your Windows machine to use Cloudflare DNS (1.1.1.1 and 1.0.0.1), but websites won't l...

You set up a task in Task Scheduler, but it never runs. The status shows “Ready” or “Running” but...