Your system info shows a system language of English, is that correct? That might be limiting your input. If you switch your system locale to Spanish do things work?
Yep, adding es_AR to my system locale fixed the issue.
Thanks.
Nothing extracted yet.
I'm using latinamerican keyboard layout and can't use these characters in the chat or in Friends tab in settings to change my name. Ingame I have no problems.
Sys Info.
http://pastebin.com/zTgsnZgf