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bga68compMicrosoft Malware Protection Center (MMPC) is now Windows Defender Security Intelligence (WDSI).
Watch out for even more info about threats and protecting you and your Windows computer.
https://www.microsoft.com/en-us/wdsi/definitions
Manually download and install the definitions
You can manually download the latest definitions or pre-release definitions.
Latest definitions
The latest antimalware definitions file is as follows:
- Version: 1.247.949.0
- Released: Jul 16,2017 10:08 AM UTC
- Documentation: Release notes
| Windows Defender Antivirus for Windows 10 and Windows 8.1 | 32-bit | 64-bit | ARM |
| Microsoft Security Essentials | 32-bit | 64-bit |
| Windows Defender in Windows 7 and Windows Vista | 32-bit | 64-bit |
| Microsoft Diagnostics and Recovery Toolset (DaRT) | 32-bit | 64-bit |
| Forefront Server Security | 32-bit | 64-bit |
| Forefront Endpoint Protection | 32-bit | 64-bit |
| System Center 2012 Configuration Manager | 32-bit | 64-bit |
| System Center 2012 Endpoint Protection | 32-bit | 64-bit |
| Windows Intune | 32-bit | 64-bit |
The links point to an executable file named mpam-fe.exe, mpam-feX64.exe, or mpas-fe.exe (used by older antispyware solutions).
Simply launch the file to manually install the latest definitions.
Network Inspection System updates
The following products leverage Network Inspection System (NIS) updates:
- Microsoft Security Essentials
- Forefront Endpoint Protection
- System Center 2012 Endpoint Protection
These updates are designed to protect you from network threats, including exploits as they are transmitted. Check the version of the Antimalware Client component on your security software and download the right version of the NIS updates for your platform.
