To install or change the language for AutoCAD 2018 , you can use official language packs from Autodesk that allow you to run the software in a different language without a full reinstallation. How to Use AutoCAD 2018 Language Packs
| Feature | Language Pack | Multilingual Version (DVD/ISO) | |---------|---------------|--------------------------------| | Download size | ~500 MB – 1 GB | ~6 GB | | Requires base install? | Yes | No (full installer) | | Switch language easily | Yes | Yes | | Available for LT? | Yes | Limited | autocad 2018 language pack