Almost every mobile in today’s date. Have a Fingerprint Scanner to unlock their phone. WhatsApp also tries to using this technology to make more secure WhatsApp, WhatsApp Fingerprint, it used your finger to unlock WhatsApp.
WhatsApp gives many updates and also give Ads to their users. Now WhatsApp gives FingerPrint Scanner feature to unlock your WhatsApp, This is not used for secure a specific chat, But this is locked your complete Application. When you authenticate with your Fingerprint. then unlocks the WhatsApp. If you don’t have a fingerprint on your phone. Then tell me, are you from Ancients Era? or you have an iPhone?