Launch of WhatsApp Instant Messaging, a beta feature that will soon ensure that no other security method is needed to protect conversations in the popular app.

The famous Facebook messaging application will allow users to open it on their smartphone using the fingerprint sensor of their Android device.

This simple feature can unlock WhatsApp on an Android smartphone using a fingerprint scanner, a feature used by 1.6 billion people worldwide.

As stated by WapitaInfo, the v2.19.221 allows users to try the fingerprint lock feature before it reaches the corrected version.