Unlock your phone with your face or fingerprint? Here's how to shut that off – quickly - USA TODAY

Fortunately, both Apple and Google offer shortcuts to disable their biometric-unlock features. Unfortunately, only one of them is widely available. ....
https://www.usatoday.com/story/tech/columnist/2018/10/05/make-your-iphone-android-ignore-unlock-your-face-your-fingertips/1510717002/