JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. Adding Platform Server ISPF Interface to TSO Logon Procedure After creating a TSO logon procedure, you must add the platform server ISPF user interface to the procedure. Procedure Append the previous data sets to the ddnames in a TSO logon procedure to allocate the platform server ISPF user interface. Copyright © Cloud Software Group, Inc. All rights reserved.