To Create a New Layout Viewport

If necessary, click a layout tab.
Set the current layer to a layer that's reserved for layout viewports (recommended).
The border visibility of layout viewports is controlled by layer visibility.
Enter MVIEW at the Command prompt.
Click to specify one corner of the new layout viewport.
Click to specify the opposite corner.
A new layout viewport object is available and displays a default view.
- To adjust the size, shape, and location of the new layout viewport, select the edge of the viewport object and use grips or the Move command.
- To pan the view, double-click within the layout viewport to access model space. To return to paper space, double click outside the layout viewport.
- To set the display scale, select the edge of the viewport object, and specify the viewport scale in the Properties palette.