A.
You can use biometric authentication when logging in by setting up biometric authentication in the Identity Verification Settings.
This can be done from the Identity Verification Settings in the Expo ID menu after logging in to the Expo ID.
For detailed registration instructions, please refer to section "2.2 Types of Identity Verification Methods and Setup Steps" of the Expo ID Registration Manual below.
If an error occurs when setting up your identity verification method, the cause may be your browser, so please also check "2.3 Setting Up a Supported Browser."
Expo ID registration manual: