It will work on-device without requiring an active internet connection. WhatsApp has been working on chat messages and channel updates translation feature.
WhatsApp has been working on chat messages and channel updates translation feature since last year, which is now available to some Android users enrolled in the beta program.
According to WABetaInfo, this translation feature is available to some users having beta version 2.25.12.25 of WhatsApp for Android, with the rollout expected to expand to more beta users over the coming weeks.
This feature supports translation of Spanish, Arabic, Portuguese, Hindi, and Russian languages.
