STAAD.Pro HelpData Files and InteroperabilityI. STAAD.Pro EditorI. Getting StartedI. STAAD Input FilesI. To open an existing STAAD input file I. To open an existing STAAD input file Tip: Multiple input files can be open simultaneously. Each file is displayed on a separate tab across the top of the text editor. Either: Select the Open tool on the File ribbon tab. Press Ctrl+O. The Select STAAD File dialog opens. The controls are similar to a typical Windows File open dialog. Navigate to and select the STAAD input file you want to edit. Click Open. Parent Topic: I. STAAD Input FilesRelated TasksI. To start the editor from STAAD.ProI. To start the editor externally