Whatsapp Introduces Fingerprint Lock For Android
We’ve tested the feature and it works as advertised – turn it on and when you open WhatsApp it’ll require your fingerprint to unlock the app, even if the phone screen is already unlocked. To turn the feature on in the app, go to Settings > Account > Privacy > Fingerprint lock and turn it on. You can set the app to lock immediately, or after one or 30 minutes....