Opening Large Assemblies Before opening a large assembly, you can set an option to automatically dismiss common dialog boxes. Also, you can improve assembly performance by opening a simplified representation of the assembly. Contents Assembly Open Progress Indicator The Assembly Open Progress indicator provides information on the status of operations while you open an assembly. Skipping Dialog Boxes When Opening Large Assemblies You can set a timer to automatically dismiss some common dialog boxes that often appear when opening assemblies or assembly drawings. When the opening operation is complete, the Open Summary dialog box displays a list of the dismissed dialog boxes. Simplified Representations of Assemblies When you want to work on a small subset of components in a large assembly, you can improve assembly performance by opening a simplified representation of the assembly. You specify which components to load; other components are not loaded and not visible, but the effects of their mates are retained. Selective Open Dialog Box In the Selective Open dialog box, you specify which components to load. Other components are not loaded and not visible, but the effects of their mates are retained. Parent topicImproving Large Assembly Performance