Assembly Design > Using Assembly > Regenerating Parts and Assemblies > To Regenerate Assembly Features and Component Locations
  
To Regenerate Assembly Features and Component Locations
1. Choose one of the following regeneration options:
◦ To regenerate assembly features and component locations, select the top level assembly in the Model Tree.
◦ To regenerate assembly features, component locations, and selected component models, select the components in the Model Tree or using the Search Tool.
2. Click or Model > Regenerate.