Use the Highlight function to locate particular features in your model. For example, you might want to see the location of all holes that are to be countersunk in an assembly, or to see all parts belonging to a particular part group.
To highlight a custom process or part group feature,
1. Click Feature and then, in the Custom Feature group, click More.
2. Click Highlight in the Tools section. The Highlight Features dialog box opens. (You can also activate the Mold Design module and use the Highlight command on the Mold Feature tab, in the Display group.)
To open the Highlight Features dialog box, you can select a feature in the viewport, right-click, and choose Highlight Custom Features from the context menu.
3. Specify the list of features to highlight using one of the following methods:
◦ Part/Assy - Identify features by specifying the parts and assemblies to which they are attached. All features attached to the selected parts or assemblies are available for highlighting.
◦ Selection - Select individual features belonging to any combination of parts or assemblies. You can also use the Structure browser to select features.
◦ All - Include all available custom process or part group features in the feature list.
4. Click Filter Methods, and specify the categories to which the features must belong before they can be highlighted:
◦ By Category - Select the categories of the selected features to include in the report by clicking them in the Custom Process browser. Creo Elements/Direct Modeling opens the browser in such a way as to display only feature categories. To select multiple categories hold down [Ctrl] while clicking the cursor.
◦ By Type - Select the type of feature. Creo Elements/Direct Modeling displays a browser showing the types or groups of features. Select the type and click Apply. You can also enter the feature-name string in the data entry field.
◦ Ref. Feat. - Select a reference feature. Creo Elements/Direct Modeling selects all features which are the same type as the supplied reference feature. This may include features from multiple categories.
◦ All- Select all available categories for inclusion in the report.
5. Toggle the highlighting of the selected features with the Highlight button.
All selected features and their labels are highlighted in yellow on the screen.
Highlight in the Tools section. The Highlight Features dialog box opens. (You can also activate the Mold Design module and use the 
Highlight command on the Mold Feature tab, in the Display group.)