Facebook is Testing Face ID Authentication for Messenger on iOS<img style="float: left; margin-right: 10px" src="
![](http://www.iphonehacks.com/wp-content/uploads/2020/06/facebook-messenger-logo-194x129.png)
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Face ID is a super convenient way to lock our stuff. Facebook is apparently testing the Face ID feature for Messenger Inbox. With this, you will be able to lock/unlock the Messenger app by using Face ID. You will also be able to set a time period for the auto-locking app.
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Facebook is Testing Face ID Authentication for Messenger on iOS