From your description, it sounds like you may be using a 3rd party application, possibly installed on top of MicroStation. Would you be able to provide further details as to the application that you're using along with the version of MicroStation. You may need to contact the company that produces this other application to understand whether what you're asking can be achieved.
RegardsAndrew BellTechnical SupportBentley Systems
Use microstation connect update 17 and pro600
Looking up this "PRO600" software you mentioned, it does appear to be third party software produced by a company called Hexagon.
PRO600 | Hexagon
This software is installed on top of MicroStation CONNECT Edition.
Any operations that you wanted to perform in this application would need to be directed to the company that produces this software.