I noticed that I can set a message to be asynchronous in the specifications dialog for the message, but after setting it I didn’t notice a corresponding change to the message’s arrow on the diagram. Is there a way to graphically show that the message is asynchronous?

Asynchronous message in sequence diagram

linzuxiong June 14, 2018, 3:02am 5

In UML 2 An asynchronous message have an open arrow head while a synchrounous call message have a filled arrow head.

How to do in the tool?