Details on Change colors <
Information on the Change colors < command.
You can use this command to make global changes to element colors within a drawing.
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If required, you can also use the command to simultaneously move the selected objects to another layer and/or assign a different line type to the objects, provided the layers and line types already exist in the drawing. The filtering offered when executing the command means that the command can be used in a variety of ways, as you can also combine the individual filter options (color, layer, line type and element type).