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Download the Microsoft Security Essentials virus and spyware definition update file that is appropriate for your version of Windows: Download the file for a 32-bit (x86-based) version of Windows. Download the file for a 64-bit version of Windows.
Microsoft Security Essentials provides real-time protection for your home or small business PC that guards against viruses, spyware, and other malicious software.
If you are looking for downloads for the Windows operating system or for Microsoft Office, try using Windows Update, which helps you keep your computer up to date without requiring you to visit the Download Center.
24 apr. 2024 · Download Microsoft Safety Scanner (64-bit) Note. Safety Scanner is exclusively SHA-2 signed. Your devices must be updated to support SHA-2 in order to run Safety Scanner. To learn more, see 2019 SHA-2 Code Signing Support requirement for Windows and WSUS.
Downloading and installing Microsoft Security Essentials is free* and easy. Once you have installed it, the software updates automatically once a day. We’re constantly tracking new threats and we keep your PC updated to help protect you. You don’t have to do anything.
Download the latest security intelligence updates for Microsoft Defender Antivirus, Microsoft Security Essentials (MSE), System Center Endpoint Protection (SCEP) and other antimalware.
Download the latest release of Mouse and Keyboard Center: 32-bit version. 64-bit version. ARM64 version. Latest release: Mouse and Keyboard Center 14. This latest release supports these new devices: Microsoft Ocean Plastic Mouse. Microsoft Bluetooth Mouse Artic Camo Special Edition. Microsoft Bluetooth Mouse Nightfall Camo Special Edition.
