A. 1. Disable fingerprint authentication for the app. Go to the app's settings and switch to a different login method, such as a password or PIN. 2. Clear the app's cache and data. Go to Settings > Apps > American Family Insurance App > Storage > Clear Cache and Clear Data, then try setting up fingerprint authentication again.

B. 1. Ensure your device's fingerprint sensor is functioning properly by testing it with other apps that use fingerprint authentication. 2. Restart your device and try using fingerprint authentication again.