Use Amend Project Status - Batch to change the status on multiple projects at the same time.
This displays a list of all top level projects. You select a status and then select the projects that you want to apply this status to. The selected status is automatically applied to all sub-projects, groups and items in the project's structure. Any sub-projects, groups or items, in the selected project's structure that do not track statuses, are automatically set to Not Applicable.
To change the status of individual sub-projects, groups or items in a project's structure, use the Amend Project Status window.
Open: Project Accounting > Projects > Amend Project Status - Batch.
Click Display.
A list of projects is displayed.
Select the projects that you want to apply the status to.
Note: To see the details of a project, click View. This displays the details of the first project selected.
Other tasks
Set up project item type display features
Overview
Using statuses with your projects
Reference