To open the Associated Entities dialog, choose Setup > Templates > Projects.
In the Project Templates screen, click the Add button (for new templates) or Edit button (to update an existing template).
Click the More

button next to the
Associated Entities
field.
In the Associated Entities dialog, click an entity in the left pane and then click the Select button to assign it to the project template. Click the Select All button if you would like to assign all entities to the template. Click the Remove button to remove any entities that you do not want to assign to the template.
Click OK to save your changes and close the dialog.
Click the Enter button to save the project template.