Open the drawer in the Folders window.
Select the folder, subfolder, or Drawer ID.
If you selected a folder or subfolder in step 2, choose Edit > Drawer Subfolders and select the subfolder you want to delete. If you selected the drawer ID in step 2, choose Edit > Drawer Subfolders, select the parent folder, and then select the subfolder you want to delete.
Select the Delete button.
Select OK.