extract that to the main folder found in program files or wherever you installed it to, do not open the folder contained inside and extract, extract the folder itself into it, enjoy
installing those asian language options works too i think (forgot how it was called exactly), but some games require you too uninstal that again before u can play lol and everytime u changed it you gotto restart your pc. so ill still prefer the quickfix here, the one in the first post is the good one i think