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Windows Defender was released with Windows Vista and Windows 7, serving as their built-in anti-spyware component. [40] In Windows Vista and Windows 7, Windows Defender was superseded by Microsoft Security Essentials, an antivirus product from Microsoft which provided protection against a wider range of malware. Upon installation, Microsoft ...
MSE was built upon the same foundation as other Microsoft security products; they all use the same anti-malware engine known as Microsoft Malware Protection Engine (MSMPENG) and virus definitions. [12] [13] It does not have the personal firewall component of OneCare and the centralized management features of Forefront Endpoint Protection. [14]
It is sometimes necessary to temporarily disable virus protection when installing major updates such as Windows Service Packs or updating graphics card drivers. [129] Active antivirus protection may partially or completely prevent the installation of a major update.