Policy
Allow Active X One Off Forms
By default, third-party ActiveX controls are not allowed to run in one-off forms in Outlook. You can change this behavior so that Safe Controls (Microsoft Forms 2.0 controls and the Outlook Recipient and Body controls) are allowed in one-off forms, or so that all ActiveX controls are allowed to run.
Pack Microsoft Office
Category Microsoft Outlook 2016 / Security
Policy ID
32464010452d Internal name
L_AllowActiveXOneOffForms Registry
Copy registry mappings
HKCU\software\policies\microsoft\office\16.0\outlook\security\allowactivexoneoffformsPolicy notes
By default, third-party ActiveX controls are not allowed to run in one-off forms in Outlook. You can change this behavior so that Safe Controls (Microsoft Forms 2.0 controls and the Outlook Recipient and Body controls) are allowed in one-off forms, or so that all ActiveX controls are allowed to run.
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