The Migrate Custom Settings dialog box is displayed the first time you start the program after an upgrade. You can migrate your custom settings then, or launch the dialog box later, from the Windows Start menu or Start screen.
 (All) Programs 
 Autodesk 
 <product name> 
 Migrate Custom Settings 
 Migrate From a Previous Release. 
 Autodesk 
 <product name> 
 Migrate Custom Settings 
 Migrate From a Previous Release. Each time the Migrate Custom Settings dialog box is used, the application resets the default CUIx file from the UserDataCache folder and then migrates any customization done in a previous release forward.