Attributes by SelectionKeyCreator \ Edit \ Entities \ Attributes-by-Selection
This feature allows you to define new color, line style, line width, pen number or level attributes for existing entities.
NOTE: This function does not alter the current attribute values; only the attributes of the selected entities are changed.
Using the Function:
Change Attributes Dialog:
When you choose Selection from the Edit>Entities submenu, the Change Attributes dialog box appears.
By default, the options in this dialog are enabled (checked), allowing you to begin selecting.