Try entering "expresstools" at the command line. It may be that simple. We have this with initial installs & once entered it will remain as a ribbon tab.
Hello from France
All the Environment Variables and All the System Variables for AutoCAD 2011 ...
Thanks to Gilles for this List !
Log into access your profile, ask and answer questions, share ideas and more. Haven't signed up yet? Register
Start with some of our most frequented solutions to get help installing your software.