If your account doesn't show language packs, search the Autodesk Knowledge Network for "AutoCAD 2018 Language Pack standalone." Be cautious—only use links that point to autodesk.com or akn-pub.autodesk.com .
Run a Repair installation from Windows Control Panel > Programs > AutoCAD 2018 > Change > Repair. autocad 2018 language packs install
AutoCAD 2018 offers a range of language packs that allow users to work in their preferred language. Installing a language pack enables users to: If your account doesn't show language packs, search