WhatsApp officially presents the finggerprint lock (fingerprint scanner) feature on Android. Previously this biometric security feature was present on the iPhone.
This feature is present on Android after the user updates WhatsApp to version 2.19.222. This update itself was sent WhatsApp to android phones on October 28, 2019.
How to activate it: Settings -> Account -> Privacy -> Fingerprint Lock. Activate the fingerprint by touching the fingerprint sensor screen at the bottom.
But it should be noted this feature can be activated on mobile phones that provide fingerprint services. When the service is activated the user must use a fingerprint to open WhatsApp but the user can still answer the phone even though WhatsApp is locked.
|Via : WhatsApp|
After the fingerprint lock feature, WhatsApp is also testing the dark mode or dark mode feature. Users will find Dark Bubble where in the dark mode WhatsApp bubble chat will be green.
Quoted from WABetaInfo, another potential feature is Payment. In WhatsApp beta for Android 2.19.297 a Payment feature for the territory of Indonesia will appear. Previously this feature was being tested in Brazil, India, Mexico and the United Kingdom.
This means that the presence of this feature will allow WhatsApp users to make payment transactions directly from WhatsApp. Users do not need to exit WhatsApp and enter other payment applications to conduct financial transactions.
But it is unclear whether this payment service will partner with financial institutions in Indonesia or use WhatsApp's digital wallet called WhatsApp Payment.
Another feature that is being tested is automatically deleting messages. This feature can later only be used in WhatsApp groups, not in individual conversations.
This feature will allow users to schedule automatic chat deletions after a certain amount of time. This feature is called can be very useful for information that is sensitive and do not want this information disseminated.