In TimeLiner tasks can be created in one of the following ways:
Load your model into Navisworks (see Open Files if you need help).
Click Home tab > Tools panel > TimeLiner , and click the Tasks tab in the TimeLiner window.
Click Add Task or right-click anywhere in the task view, and click Add Task on the context menu.
Enter the name for your task, and press Enter. The task is now added to your schedule.
Click Home tab > Tools panel > TimeLiner .
In the TimeLiner window > Tasks tab, click Auto-Add Tasks .
Click For Every Topmost Layer if you want to create tasks with the same names as each topmost layer in the Selection Tree.
Click For Every Topmost Item if you want to create tasks with the same names as each topmost item in the Selection Tree. This can be a layer, a group, block or cell, or geometry, depending on how the model is constructed.
Click Home tab > Tools panel > TimeLiner .
In the TimeLiner window > Tasks tab, click Auto-Add Tasks .
Click For Every Set to create tasks with the same names as each selection and search set in the Sets dockable window. The hierarchy defined in the Sets window will be maintained in the newly created TimeLiner tasks.