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Durations don’t include nonworking days and hours.
Gantt charts skip nonworking days and hours when setting start dates.
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How to configure the working calendar
Go to edit mode of the Gantt chart.
Open the configuration panel.
Switch tab to calendar.
Edit working days, working hours, and extra holidays.
Close the configuration panel by clicking the update button.
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Relation between working days and duration units
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Your Gantt chart has 5 working days as Monday, Tuesday, Wednesday, Thursday, and Friday like the image below.
Under In this case,
8 hours equals 1 day.
1 week equals 5 days.
1 month equals 20 days.
1 quarter equals 60 days (20days 20 days * 3 months).
1 year equals 240 days (20days 20 days * 12 months).
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