Lost in Translation? Why the AutoCAD 2010 French Language Pack Still Matters (and How to Get It Right)
If you have a valid perpetual license serial number, contact a French-speaking Autodesk reseller (like CADPRO or DigiCAD). They often have archived ISOs. They can legally provide you the AutoCAD_2010_French_LP.exe (approx. 1.2GB). Autocad 2010 French Language Pack
However, you have two options: