The Approved Installation Sites for ActiveX Controls machine setting should be configured correctly. The ActiveX Installer Service is the solution to delegate the install of per-machine ActiveX controls to a Standard User in the enterprise. The list of Approved ActiveX Install sites contains the host URL and the policy settings for each host URL. Wild cards are not supported. Fix: (1) GPO: Computer Configuration\Administrative Templates\Windows Components\ActiveX Installer Service\Approved Installation Sites for ActiveX Controls (2) KEY: HKLM\SOFTWARE\Policies\Microsoft\Windows\AxInstaller\ApprovedList