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Find out how Microsoft Security Essentials helps guard your PC against viruses, spyware, and other malicious software and download Microsoft Security Essentials for free.
Microsoft Security Essentials provides real-time protection for your home or small business PC that guards against viruses, spyware, and other malicious software.
Microsoft Security Essentials provides real-time protection for your home or small business PC that guards against viruses, spyware, and other malicious software.
Microsoft Security Essentials reached end of service on January 14, 2020 and is no longer available as a download. Microsoft will continue to release signature updates (including engine) to service systems currently running Microsoft Security Essentials untill 2023.
Results of AV-TEST antivirus software tests on Microsoft Security Essentials, between June 2010 to June 2013 in three categories: Protection, repair and usability. On 7 January 2010, Microsoft Security Essentials won the Best Free Software award from PC Advisor.
Why get Microsoft Security Essentials? Microsoft Security Essentials is world-class security for your PC that's free* and easy to download. Here are some ways Microsoft Security Essentials helps keep your PCs safe without getting in your way or making you worry.
Nov 14, 2013 · To get rid of viruses and other malware, including spyware, on Windows 7, Windows Vista, and Windows XP, you can download Microsoft Security Essentials for free. In Windows 8, Windows Defender replaces Microsoft Security Essentials.
Describes the steps to manually download the latest virus and spyware definition updates for Microsoft Security Essentials.
Download the latest security intelligence updates for Microsoft Defender Antivirus, Microsoft Security Essentials (MSE), System Center Endpoint Protection (SCEP) and other antimalware.
Protect your data and devices with Windows Security. Get next-gen antivirus, malware defense, and tracking prevention with System Guard, Windows Defender, and more security features.
