From the side menu on the left, select Settings-Company. In the Other tab, click the pencil button in the upper right for Edit.

In the “Requires Finalization” box select YES and save  with the green tick on the top right. 

Each new (work plan or overtime) entry will now receive a status of Tentative and will require finalization before the time sheet is sent to payroll for submission. 

You can find more information on the status of schedules HERE and instructions for the Finalization process HERE.