Latest Whatsapp iOS update gives you better security of your texts with Screen Lock
If you’re an iPhone user, you should update your Whatsapp app now! Their latest update that came 4 days ago now allows users to add an extra layer of protection of their texts from unwanted eyes with Touch ID or Face ID.
You can enable this feature under Settings > Privacy > Screen Lock. Do note that even when your app is locked, you may still reply to messages and answer calls. This is one of the many quality of life updates the company has implemented for the app thus far and it is not known if and when the update will be making its way on to Android but we will be reporting it if and when it happens on TechNave.com