I created new program in package "Microsoft Corporation FEP - Deployment 1.0". It is used for installation in os deploy task sequence. name - silent install command line - SilentInstall.cmd program can run: whether or not a user is logged run with administrative rights suppress program notifications - checked allow this program to be installed - checked I created C:\Program Files\Microsoft Forefront\Client\SilentInstall.cmd xcopy "%~dp0*.*" /e/s/y "%TEMP%\FEPInstall\" cd %TEMP%\FEPInstall cscript.exe Policies\ApplyPolicy.vbs "FEPInstall.exe /s /q " del %TEMP%\FEPInstall\*.* /S /Q Now it is working.