Branching messages that start from the same location on the lifeline.
To branch a message link with the previous one:
- Select a message link on the sequence or collaboration diagram.
- Right-click the message link and choose BranchingWith previous on the context menu.
To remove branching:
- Select the message link to remove branching from.
- Right-click the message link and choose BranchingNone on the context menu.