Ability to close the outlook add-in Pane
Thanks for your feedback! This ability has been added in API requirement set 1.5. For more information see https://dev.office.com/reference/add-ins/shared/officeui.closecontainer?product=outlook. Please let us know what you think.
Office Extensibility Team
Tino Didriksen commented
Why oh why did you only add this for Outlook? I want this in all the applications.
visibility behind the product