You can set a chat window to be displayed in any of seven pre-translated languages or 35 custom languages. There is no need to create multiple chat windows for multiple languages.
Can I allow visitors to choose a language? Yes. Go to
How does BoldChat know which language to show to a visitor? .Visitor language is determined as follows:
BoldChat looks for a branded (localized, translated) chat window for the chosen or detected language. If no branding exists, the default language is shown.