# Face ID Authentication * Condition: passcode is enabled, and the app allowed biometric authentication. * To access the function, please follow the steps below. **Step 1** * A Glance at the screen of the user's device, and Face ID will detect the face. ![](/files/bqBGj87nTKHewRz0KFy8) **Step 2** * If the face is recognized --> Authenticate successfully. Users can access the app. ![](/files/C4wYB3FNnKdGUWpsafah) * If the face is not recognized, let's try again. ![](/files/r8W5NpD0KfyXvFF7Ddgr) * If the face is not recognized many times, depending on the device, the user must enter the passcode to authenticate. ![](/files/o756T4XxOJ6lcpt4dmFC) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.fwallet.net/app-fruits-wallet/security-lock/security-authentication/face-id-authentication.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.