Chgrel(tm) AutoCAD drawing file release downgrade utility. Liability notice from the Lawyer: Neither R. Frank nor Autodesk, Inc. can be held liable for any damages that occur to drawing files produced by the use of this program. Please backup your drawing files before using Chgrel if you plan to modify original copies. R. Frank Utilities is an Autodesk registered developer, and provides CHGREL, SYLZIP, SYLADS and consulting services. Chgrel uses proven Marcomp .dwg access technology and provides notices before removing non-translatable entities. You can use Chgrel with command line parameters by running CHGRELE. The full screen interface you are about to load can use a mouse for navigation. From the keyboard, use , , and to navigate as well as combinations to access the menus. (to remove this message erase chgrel.msg) Press any key to load Chgrel ...