Use this dialog box to choose how data is refreshed.
Reads all of the tasks and associated data (as defined in the Field Selector Dialog Box) from the selected external schedule(s) and adds these to the Tasks tab.
Choose this option also to synchronize with the selected external schedule when new tasks have been added to the project file. This will rebuild the task hierarchy in TimeLiner, containing all of the latest tasks and data.
Updates all existing tasks in the Tasks tab, with the latest associated data from the selected external schedule(s) (e.g. Start and End dates).
Pointing device: TimeLiner Data Sources tab>Refresh