: Typically, there's an "Options" or "Settings" menu. This might be under "Tools" or directly accessible from a dropdown menu.
: You can typically use your existing license key for the new language installation as long as the version (Standard/Pro) and year match. 3. Alternative: Adjusting System Settings zwcad language pack install
Installing the pack is only half the battle. You must tell ZWCAD which language to load. : Typically, there's an "Options" or "Settings" menu