SOLIDWORKS Fundamentals Contents 3D Printing Opening Documents Application Programming Interface Changes to System Options and Document Properties The following options are added, changed, or removed in the software. Closing a Document When Saving a Copy When you select Save as copy and open in the Save As dialog box, you can close the original document. If the original document has unsaved changes, the document remains open. Selection Sets You can add and remove selected items to new or existing selection sets. You can add selected items to multiple selection sets. Specifying the Up Axis for View Orientation You can specify the y-axis or the z-axis as the default up orientation for views. This option changes the view orientation for standard orthogonal, named, and child views.