To Purge All Unused Layers

1. Click the Application button Drawing Utilities Purge.

   The Purge dialog box displays a tree view of object types, called named objects, with items that can be removed from the drawing.

2. To purge unreferenced layers, use one of the following methods:
   • To purge all unreferenced layers, choose Layers.
   • To purge specific layers, expand Layers, and choose the layers to be purged.
3. Click Purge.

Note:

• If the item you want to purge is not listed, click View Items You Cannot Purge, choose the layer, and read the explanation.
• If you do not want to confirm each purge action, clear the Confirm Each Item to Be Purged option.