Enable Automation events
Supported on: At least Windows Server 2008 R2 or Windows 7
Registry
HKCU
software\policies\microsoft\office\16.0\visio\application Value name: eventsenabled
Enabled: eventsenabled = 1
Disabled: eventsenabled = 0
Description
Enables Visio events to be sent to Visio add-ons and VBA macros. If cleared, disables all Visio events. If you clear this option, some drawing types in Visio that rely on Automation events may not have full functionality.