WhatsApp fingerprint lock for Android

WhatsApp has finally made available fingerprint lock feature for Android
beta users, after making it available to iOS users for a while now. It comes
with the latest Android beta version 2.19.221, and is disabled by default.
Users will need to enable it in Settings, and this feature will allow users to
add a layer of protection to their app chats. There's also a new ‘show content
in notifications' option added allowing users to decide if they want to show or
hide message.It is disabled by default, and users will have to enable it by
going to WhatsApp Settings > Account > Privacy > Fingerprint lock. If
you have already updated to the latest version, and don't see the feature, try
backing up chat history and reinstalling the same WhatsApp version.When
enabled, users will need to use fingerprint authentication to unlock WhatsApp
and gain access. Notably, the feature requires the phone to havea fingerprint
scanner.
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