On your Android phone or tablet, open the Translate app . Tap Menu Settings Data usage. Tap Downloaded languages. To always confirm before you download without Wi-Fi: Tap Ask before downloading. To always use mobile data when you can't use Wi-Fi: Tap Use Wi-Fi or mobile network. Update or remove languages. Connect to Wi-Fi. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.