Use legacy Change Password authentication dialog boxes

By default, Outlook displays the Windows authentication dialog box when users are prompted to change their passwords. By enabling this setting, you can change this behavior so that older-style Outlook dialog boxes that include the Change Password button are displayed.

Supported on: At least Windows 7

Registry Pathsoftware\policies\microsoft\office\16.0\outlook\rpc
Value Namedisablecredui
Enabled Value1
Disabled Value0


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