Right-click in the drawing area, and choose Properties from the shortcut menu.
In the Properties palette, click Linetype, and then the down arrow. From the drop-down list, choose the linetype that you want to assign to the objects.
Press Esc to remove the selection.
Note
The linetype that you specify overrides the default layer linetype for the selected objects.
If the linetype you want to use is not on the drop-down list, follow the steps in the task, To Load a Linetype.