I know client view does support multiple languages.
import { ZoomMtg } from '@zoomus/websdk'
ZoomMtg.preLoadWasm()
ZoomMtg.prepareJssdk()
// loads language files, also passes any error messages to the ui
ZoomMtg.i18n.load('en-US')
ZoomMtg.i18n.reload('en-US')
However, ZoomMtgEmbedded does not have i18n method. I can specify the language when hosting the meeting. What about joining the meeting? Can I change the language to other than English?