Not all phones come with an inbuilt app lock system. For example, Google Pixel 4a doesn’t have an inbuilt app lock system. In this case, you have to use a third-party application to secure your apps from unauthorized access. The Norton App Lock application is one of the best apps for Android that provide protection for the applications installed on your phone. It offers features like lock apps, custom PIN, password or pattern lock screen, etc. The best thing about this app locker is that it works with Android OS 4.1 or later. So, the chance for an error occurrence in this app is very low. However, there are some issues encountered by the users.This page explains how to fix the Norton app lock fingerprint issue. This issue can happen after upgrading your phone OS; for example, after upgrading the Android OS from 8 (Oreo) to 9 (pie).
If the Norton app lock’s fingerprint is not working even after performing the above instructions, then the problem is with the device that you’re using because the Norton app works with Android 4.1 or later. So, there is no chance for an error to occur on Android OS 9 or later. To know more about how to fix the Norton app lock fingerprint not working issue, contact us.