The Options Dialogs set options of the Development Environment.

| Dialog Box Item | Description | 
|---|---|
| Use Tabbed Documents | Use tabbed documents to open files. | 
| Use MDI Documents | Use MDI documents to open files. | 
| At startup | Select startup mode: Show Start Page Load last Solution Display Open File Dialog Nothing | 
| Allow multiple instances open | Specify whether allow multiple instances openning or not. | 
| Language | Default is English. | 











