OPEN Command

GstarCAD 2026 → Commands → O

Function Description:

This command is used to open an existing drawing. The Select Files dialog box is displayed.
Users can open or load a portion of a drawing, including specified geometrics in viewports or layers. In the Select Files dialog box, click the arrow next to the Open button and select Open Read-Only. If the FILEDIA system variable is set to 0, the OPEN command displays a command prompt without dialog box.
Note: If the opened drawing contains macros, the Macros AntiVirus dialog box is displayed.
GstarCAD 2023 supports the opening of ifc format and various third-party drawing files.

Command Access:

Icon:

Menu: File > Open
Ribbon: /
Toolbar: Standard > Open
Command: OPEN
Alias: /
Shortcut: CTRL+O

Command Prompts: /

Related References：

Commands about Opening Drawings

Related Tasks：

To Open Drawings