Milestones mark key events or deadlines within a project. They help track important dates and ensure visibility of critical checkpoints on the project timeline.

1. Right-click the job below where you want to insert the milestone.
2. Select Insert Milestone from the right-click menu.
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3. The New Milestone dialog box displays. Enter a name, select a date, and select a time. Click OK.
4. Click and drag the milestone to adjust its position as needed.