Check this option if you want the Virtual Receptionist to ask unknown callers to select the language of navigation. Unknown callers are people calling from a number that is unknown or cannot be identified to a user or contact on the system. This option is only for bilingual virtual assistant services. Uncheck this option if you want unknown callers to be greeted in the primary company language (default) as set in the company profile. Click Apply when finished. Go to Changing Company Languages for more.