With the recent update of Play store authentication biometric It was deactivated on some devices, so if you are one of those who are tired of entering your password every time you buy something at the store Google, we will teach you how to activate this function again.
The first thing you have to do is go to the Configuration of Play Store and look for the option Authentication biometric.
Select that option and enter your password.
And voila, with that you can validate purchases within Google Play with your paw print finger.
We hope we have helped you.