Creo Intelligent Fastener > Using Creo Intelligent Fastener > Configuring Creo Intelligent Fastener > About Configuration Files
  
About Configuration Files
You can customize several data values that appear in the Screw Fastener Definition and the Dowel Pin Fastener Definition dialog boxes.
To configure data values for the Screw Fastener Definition dialog box, edit the file ifx_screw_data.cfg.
To configure tolerance values for the Dowel Pin Fastener Definition dialog box, edit the file ifx_pin_data.cfg.
It is also possible to use the ifx_start_mdl.cfg file to customize your fastener models as follows:
Rename features.
Assign parameters and default values.
Perform some layer actions.
You can access these files in the configuration directory by browsing to <creo loadpoint>\Common Files\ifx\configuration.