How to enter the % Completed of a Task

Select the task you want to track.

In the Task panel, select the Task Form tab ().

In the Tracking section, select a value in the % Completed field.

Click on the Cmd () gear button of the task you want to track.

Select the Edit Task details command to open the Task Details dialog box.

In the Definition folder, Tracking section, select a value in the % Completed field.

Place the mouse pointer on the task for which you want to enter the Completed Date.

Right-click to select the Update Completion command to open the Update Completion popup.

Select a date in the Completed Date field.

The % Completed will automatically be computed in the Task panel, Task Form tab, Tracking section.