To access the new Triage and Protocol Editor menus, click the drop down in the left corner, and choose the relevant option.
Further Reading:
How To Videos - Protocol Editor: Welcome to the Editor
How To Videos - Protocol Editor: The Main Menu
How To Videos - Protocol Editor: Version History and Releases
How To Videos - Protocol Editor: Branches
How To Videos - Protocol Editor: Nodes and Blocks
How To Videos - Protocol Editor: Introduction to logic and basic call flow
How To Videos - Protocol Editor: Flow Value Collectors