Configure Simple MAPI sending prompt

Supported on: At least Windows Server 2008 R2 or Windows 7

Registry

HKCU software\policies\microsoft\office\16.0\outlook\security

Options

promptsimplemapisend enum
  • Prompt User -> 1
  • Automatically Approve -> 2
  • Automatically Deny -> 0

Description

This policy setting allows you to specify what occurs when a program attempts to send mail programmatically, using Simple MAPI. If you enable this policy setting, you can choose whether Outlook always allows sending mail, always disables sending mail, or prompts users to specify whether to allow or disallow sending mail. If you disable or do not configure this policy setting, Outlook prompts users to specify whether to allow or disallow sending the mail.