

This process might also address problems with automatic updates.

If you don't already use Microsoft Defender Antivirus,Ī manually triggered update immediately downloads and applies the latest security intelligence. If you are having problems with Windows Update, To help ensure your antimalware solution detects the latest threats, get updates automatically as part of Windows Update.

Microsoft security intelligence updates include software that incorporates material from third parties. This security intelligence works directly with cloud-based protection to deliver fast and powerful AI-enhanced, Microsoft continually updates security intelligence in antimalware products to cover the latest threats and to constantly tweakĭetection logic, enhancing the ability of Microsoft Defender Antivirus and other Microsoft antimalware solutions to accurately It is highly recommended that you immediately update the virus and spyware definitions.Security intelligence updates for Microsoft Defender Antivirus and other Microsoft antimalware Once it has been turned on, Windows Defender will open automatically.

In the Control Panel window, click System and Security.NOTES: Because the Control Panel is a traditional Windows Desktop application, if you were not already there, the interface will change to the Desktop and the Control Panel window will open. Press the Windows Logo + X key combination on the keyboard and, from the list, click Control Panel.If you prefer to use Windows Defender to protect your computer, you can disable or uninstall the currently installed anti virus software and then follow the steps below to enable Windows Defender. Microsoft® Windows® Defender is bundled with the Windows® 8 and 8.1 operating systems, but many computers have a trial or full version of other third-party anti virus protection program installed, which disables Windows Defender.
