ThisAddIn_Startup wont fire Outlook 365 + Win 11 + VS2019

abhinovpankaj 1 Reputation point

I have created a lot outlook add-ins in past never faced this kind of issue.

I just create an empty Outlook add-in project and trying to debug it.
But ThisAddIn_Startup wont ever fire.
I even dont see it in the add-ins list.

Registry however show the add-in entry.
I have O365 + VS2019 on Win 11

Office Development
Office Development
Office: A suite of Microsoft productivity software that supports common business tasks, including word processing, email, presentations, and data management and analysis.Development: The process of researching, productizing, and refining new or existing technologies.
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Windows 11
Windows 11
A Microsoft operating system designed for productivity, creativity, and ease of use.
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