After briefly testing the functionality of beta users, WhatsApp is now releasing the fingerprint unlock feature for all Android users. About eight months after the iPhone offers a similar option, biometric security is provided to Android.
That much Fingerprint lock Security features are available in version 2.19.222 of the Android WhatsApp app and provide Android users with more security options that better match the security options available in iOS versions of apps. IPhone users already support Touch ID and Face ID, and according to WhatsApp, "We can introduce similar authentication to unlock apps with fingerprints on currently supported Android phones."
At the moment it is a security option that allows you to use fingerprints at least. WhatsApp did not enable face unlock for Android users and did not suggest this in the future.
Enabling this feature prevents others from accessing WhatsApp to read your messages. The only way to get into the app is to scan your registered finger. In the description of the application settings, "If enabled, you must open WhatsApp with your fingerprint. You can receive calls even if WhatsApp is locked."
Touch to unlock
To use fingerprint lock Settings > account > seclusion > Fingerprint lock. turn on Unlock with fingerprintCheck your fingerprint.
You can also choose how long WhatsApp waits to lock after locking, after 1 minute, or after 30 minutes.
Fingerprint Unlock is provided on WhatsApp for Android. Here is how to activate it for the first time in Best Buy Hours today.
Source: https://bestbuyhourstoday.com/fingerprint-unlock-arrives-in-whatsapp-for-android-heres-how-to-enable-it