To configure the automatic classification you must follow the following instructions:
Go to the main menu of the platform on the left side and click on settings.
Click on WF 2.0 Templates
Select the template for which you want to configure automatic classification.
Once in the template, you must go to the three points, which are located on the upper right side of the screen.
Click the auto sort option.
You must select the folder path where the document should be.
Once the entire template is configured, publish your template.