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

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

If you see "Microsoft Store failed to start" with a "Permission denied"<...

When running Disk Cleanup or the Windows Update troubleshooter, you might see error 0x80070002 an...

If Microsoft Teams frequently shows "connection timeout" errors or your chats, files, or calendar...

If you see a 502 Bad Gateway error when Task Scheduler runs a task that hits a web service or IIS...

If Chrome shows DNS errors like "DNS_PROBE_FINISHED_NXDOMAIN" or "ERR_NAME_NOT_RESOLVED" for one ...