The Import Export Manager can be selected in the process4.biz menu under the menu item Extensions:
process4.biz -> Extensions -> Import-Export Manager …
You need to be logged into one of the databases. The graphical user interface is presented in the language that you have defined in the global options of process4.biz, found under the Visio menu item Process4.biz → Client Preferences … in the option field with the same name. In the selection field below “Define language for the display of model contents” you can select the language in which the contents of the database are to be displayed and exported or imported.
Select the desired process and click on the Next button.