Incorrectly editing the registry can harm your OS. Follow exactly.
This is the safest method, but it only works if the English files are still available on EA’s servers for your specific product key. Battlefield Hardline English Language Files
: Copy the extracted .sb and .toc files into your game's \Data\Win32\Loc directory, overwriting any existing non-English files. Incorrectly editing the registry can harm your OS
: Before making changes, back up your original Loc folder. Battlefield Hardline English Language Files
: Contains core DLLs such as GDFBinary_en_US.dll and GDFBinary_en_US_64.dll .