To disable Microsoft Defender on Windows 11, go to Settings > Privacy & Security > Windows Security > Virus & Threat Protection, click Manage Settings, and toggle off ...
When updating Windows Defender, you may encounter the error code 0x80004004. It happens when Windows Defender fails to download updated definitions from the Microsoft ...
An unexpected problem occurred while checking for updates. For information on installing or troubleshooting updates, see Help and Support. This error seems to be ...