Place the GDFBinary_en_US.dll and GDFBinary_en_US_64.dll files into the main root folder of the game. 3. Registry Editor Modification
If you have a region-locked (RU/PL) version, the official repair won't help because English files aren't included in your license. You must manually source and place these files: battlefield+hardline+english+language+files+best
Before manual file replacement, try the official route. This works best for Western European or North American versions that might have defaulted to the wrong language during installation. Place the GDFBinary_en_US
