解å³æ¹æ³:
1.ä¿®æ¹ HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers 注å表项ä¸é¢ç PolicyScope ç注å表å¼ï¼å°å¼ä»0æ¹ä¸º1
2.å¨cmdä¸,è¿è¡ net stop msiserver,å ³éWindow Installeræå¡.
3. è¿è¡å®è£ ç¨åº
4.ä¿®å¤PolicyScope.
http://www.cnblogs.com/walkingboy/archive/2008/04/27/WM6_SDK_Install_Digital_Signature.html