This policy setting controls whether Outlook 2007 also applies the macro security settings to installed COM add-ins and smart tags.
If you enable this policy setting, the macro security settings will also be applied to add-ins and smart tags.
If you disable or do not configure this policy setting, Outlook does not use the macro security settings to determine whether to run macros, installed COM add-ins, and SmartTags.
| Registry Hive | HKEY_CURRENT_USER |
| Registry Path | Software\Policies\Microsoft\Office\12.0\Outlook\Security |
| Value Name | DontTrustInstalledFiles |
| Value Type | REG_DWORD |
| Enabled Value | 1 |
| Disabled Value | 0 |