How to change League of Legends language - quick and easy

Select your favorite language.

English --locale=en_US
Portuguese --locale=pt_BR
Turkish --locale=tr_TR
German --locale=de_DE
Spanish --locale=es_ES
French --locale=fr_FR
Italian --locale=it_IT
Czech --locale=cs_CZ
Greek --locale=el_GR
Hungarian --locale=hu_HU
Polish - --locale=pl_PL
Romanian --locale=ro_RO
Russian --locale=ru_RU
Japanese --locale=ja_JP
Korean --locale=ko_KR
Chinese --locale=zh_CN