Schedule Management > Creating and managing schedules > Determining the schedule's critical path
Display critical path
Procedure
Choose View → Critical Path → View Critical Path.
The critical path is highlighted in red in both the tree table and the Gantt chart.
Choose View → Critical Path → View Critical Path again.
The normal schedule appears. Highlighting is off in both the tree table and the Gantt chart.
Source: https://docs.sw.siemens.com/en-US/doc/282219420/PL20251212545240207.plm00054/create_critical_tasks · retrieved 2026-07-10