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Microsoft Windows Malicious Software Removal Tool (MSRT) is a freeware second-opinion malware scanner that Microsoft's Windows Update downloads and runs on Windows computers each month, independent of the installed antivirus software.
Microsoft Defender Antivirus (formerly Windows Defender) is an antivirus software component of Microsoft Windows.It was first released as a downloadable free anti-spyware program for Windows XP and was shipped with Windows Vista and Windows 7.
It is an alternative to Windows Update for the Microsoft Windows operating systems by allowing users to search, install, postpone, and disable updates. This program is available in four available languages: English, Spanish, Korean and Russian. It supports Windows NT-based operating systems in both 32-bit or 64-bit versions.
Windows 8 and Windows 8.1 [ edit ] In Microsoft Windows 8 , SmartScreen added built-in operating system protections against web-delivered malware performing reputation checks by default on any file or application downloaded from the Internet, including those downloaded from email clients like Microsoft Outlook or non-Microsoft web browsers like ...
[38] [39] On 15 September, Windows 8 developer's blog confirmed that Windows Defender in Windows 8 would take over the role of virus protection. In an included video, Jason Garms of Microsoft showed how Windows Defender was registered with Action Center as an AV and spyware protection tool, and how it blocks drive-by malware. [40]
Windows 95 and Windows NT 4.0 were retroactively given the ability to access the Windows Update website and download updates designed for those operating systems, starting with the release of Internet Explorer 4. The initial focus of Windows Update was free add-ons and new technologies for Windows.
The three desktop editions of Windows 8 support 32-bit and 64-bit architectures; retail copies of Windows 8 include install DVDs for both architectures, while the online installer automatically installs the variant corresponding with the architecture of the system's existing Windows installation.
The Calculator app running in Windows 8.1. A number of apps are included in the standard installation of Windows 8, including Mail (an email client), People (a contact manager), Calendar (a calendaring app), Messaging (an IM client), Photos (an image viewer), Music (an audio player), Video (a video player), Camera (a webcam or digital camera client), SkyDrive, Reader (an e-book reader), and ...