If you need bigfont SHX files (for Japanese, Chinese, Korean), you must use official Autodesk Language Packs. These are not available on random download sites.
If you tell me the you need (e.g., romand.shx ), I can help you locate a safe source or a legal replacement. Autocad Font Download Shx
When you open a drawing and see :
Mastering the process is not just about finding a file on Google. It is about understanding the difference between SHX and TTF, knowing where to safely source fonts, and learning how to troubleshoot the inevitable missing file errors. If you need bigfont SHX files (for Japanese,