If you like to change your Yahoo language to from your default language to something else just go to the links below:
This would make you able to change to any language or content that you want. Sometimes changing your language make you unable to change back to normal by following the links on your yahoo profile page: Edit My Account >> Yahoo Account Info >> Edit (on Member Information, see the picture) (Personally I wrote this post because I got a problem changing my language from Korean to US English and the links that I give you above solve the problem)
Available Language / Content: US English, UK English, Russian, Korean, Japan, Chinese, Asia, Australia, Colombia, Denmark, Deutschland / Holland / Netherlands, Chile, Brasil, Ireland, Malaysia, Philippine, New Zealand, Italy, Poland, Singapore, Turkey, India, Venezuela, Vietnam,
Choose the language / Preferred Content / Country that you want, that click “Finished” Button. Done
Trouble / Problem to change back profile to English Language
If you got a problem how to change back your yahoo language back to English, just click this link below:
Just click the link above after your login to yahoo and it should be help you to change your language back to english. This problem seems sometimes happened when someone change their language to Chinese or Taiwan that they didn’t really know the language.