Still in BaseEngine.ini , search for Engine.GameEngine section. Add or modify:
Delete or rename the RUS folder (back it up first). The game will fallback to INT as default. Medal Of Honor Warfighter Change Language Russian To
: Find this string and double-click it. Change the value from the Russian version to GDFBinary_en_US.dll for American English or GDFBinary_en_GB.dll for British English. Still in BaseEngine
Change to: