Working with Sequences > Adding Tagged Content to Steps > About Editing Tags in the Symbol Library XML File
  
About Editing Tags in the Symbol Library XML File
Use a text editor to edit tags in the Creo Illustrate Symbol Library XML file:
%APPDATA%\ptc\Illustrate\SymbolsLibrary\PartSymbolLibrary.xml
For instructions go to Reference Documents and open the Creo Illustrate Installation and Configuration Guide. Search for Symbol Library File: Tag Editing.