Modifying linetypes

To change a linetype name  

   1   Do one of the following to choose Explore Linetypes ():    

    On the ribbon, choose Tools > Linetypes (in Explorer).

    On the menu, choose Tools > Explorer > Explore Linetypes.

    On the Explorer toolbar, click the Explore Linetypes tool.

    Type expltypes and then press Enter.

   2   Do one of the following:

    Select the linetype, and then choose Edit > Rename.

    Click the linetype name you want to change, and then type the new name.

    Right-click the linetype name you want to change, and from the shortcut menu, select Rename.

    3    To complete the command and return to your drawing, close the window.

The linetypes named CONTINUOUS, BYBLOCK, and BYLAYER are reserved.
You cannot rename them.