How do I update a task and recalculate schedule?
a. To update a task go to the main Schedule viewing page find the task you want to update and click on the Progress cell and enter the percent complete.
b.To recalculate the schedule make sure all you updates are in from the field for the scheduling window. Go to the main Schedule page click the Recalculate button. Only Admins are allowed this function so if you don’t see the Recalculate button make sure you contact the admin for the project.