Creo™ Schematics 4.0 Help Center > Design Basics > Global Parameters > To Modify Global Parameters
  
To Modify Global Parameters
1. Click Design > Edit Global Parameters. The Define Types dialog box opens.
2. Select an object type from the tree on the left. A list of parameters appear in the Type Parameters box.
3. Select a parameter to edit and click Modify. The Parameter Definition dialog box opens.
4. Edit the parameter. When you modify the Name or Value Type of a parameter is, it is removed from the Type Parameters list and added to the Parameter Pool.
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You cannot modify a parameter used in an instanced object.
5. Click Add Parameter to reapply the parameter to the design object.
6. Click OK.
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Default system parameters cannot be modified.