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Install Microsoft Security Essentials on Windows Server 2012 R2 x64

Introduction

Microsoft Security Essentials, the predecessor of Windows Defender, is an official security program by Microsoft and can be installed on Windows Server 2012 R2 and earlier OS.

On Windows Server 2016 and later OS, please install Windows Defender via Server Manager.

Once MSE is installed on Windows Server 2012 R2 with special steps, we can make full scan of the system to detect virus and spy software.

How to Install MSE on Windows Server 2012

Step 1, Download installation file MSEInstall.exe from link:

https://download.microsoft.com/download/A/3/8/A38FFBF2-1122-48B4-AF60-E44F6DC28BD8/ENUS/amd64/MSEInstall.exe (For 64-bit OS)

https://download.microsoft.com/download/A/3/8/A38FFBF2-1122-48B4-AF60-E44F6DC28BD8/ENUS/x86/MSEInstall.exe (For 32-bit OS)

Step 2, Change Compatibility property for the downloaded file.

On the properties window, select the Compatibility tab, check “Run this program in compatibility mode for:” and select "Windows 7".

Change Compatibility property for the downloaded file
Step 3, Install MSEInstall.exe with command parameter MSEInstall.exe /disableoslimit
Install MSEInstall.exe
Step 4, Update application, make a full scan, and remove virus and spy software.
make a full scan
remove virus and spy software