--- title: How do I link my fingerprint or Face ID to the Mifiel app? description: Learn how to link your fingerprint or Face ID to the Mifiel app and sign documents without entering your e.firma password. --- [Skip to content](https://guia.mifiel.com/en/link-fingerprint-or-face-id-to-mifiel-app#main-content) - [English](https://guia.mifiel.com/en/link-fingerprint-or-face-id-to-mifiel-app) - [Español](https://guia.mifiel.com/es/cómo-enlazar-mi-huella-digital-o-face-id-a-la-app-de-mifiel) English Show submenu for translations [![mifiel\_logo.png\]](https://guia.mifiel.com/hs-fs/hubfs/mifiel_logo.png?height=35&name=mifiel_logo.png)](https://www.mifiel.com/en/) Open main navigation Close main navigation - - [English](https://guia.mifiel.com/en/link-fingerprint-or-face-id-to-mifiel-app) - [Español](https://guia.mifiel.com/es/cómo-enlazar-mi-huella-digital-o-face-id-a-la-app-de-mifiel) English Show submenu for translations Hi! How can we help you? - There are no suggestions because the search field is empty. 1. [Frequently Asked Questions](https://guia.mifiel.com/en?hsLang=en) 2. [Signing from the app](https://guia.mifiel.com/en/signing-from-the-app?hsLang=en) # How do I link my fingerprint or Face ID to the Mifiel app? ## You can link your biometrics to the Mifiel mobile app and use them instead of your password to sign documents. ### **Link your fingerprint or Face ID to the app** 1. Open the Mifiel app on your smartphone. 2. If you haven't already,[set up your FIEL in the app](https://guia.mifiel.com/firmar-desde-mi-celular?hsLang=es). 3. Tap the menu in the top left corner. 4. Select **"Biometric authentication".** 5. Tap **"Active".** 6. Enter your e.firma (FIEL) password and tap **"Active biometric authentication."** 7. Place your finger on your phone's fingerprint sensor (or look straight at the screen if you have an iPhone with Face ID). 8. You're all set! You can now sign documents in the app without entering your e.firma password. You can tap **"Go back"** to return. - [Document signing](https://guia.mifiel.com/en/document-signing?hsLang=en#main-content) - [How to sign a document using the e.firma in Mifiel](https://guia.mifiel.com/en/document-signing?hsLang=en#how-to-sign-a-document-using-the-e-firma-in-mifiel) - [Features of the e.firma](https://guia.mifiel.com/en/document-signing?hsLang=en#features-of-the-e-firma) - [Common errors](https://guia.mifiel.com/en/document-signing?hsLang=en#common-errors) - [Document preparation](https://guia.mifiel.com/en/document-preparation?hsLang=en#main-content) - [Invite signers](https://guia.mifiel.com/en/document-preparation?hsLang=en#invite-signers) - [Customize the characteristics of a document](https://guia.mifiel.com/en/document-preparation?hsLang=en#customize-the-characteristics-of-a-document) - [Document management](https://guia.mifiel.com/en/document-management?hsLang=en#main-content) - [General](https://guia.mifiel.com/en/document-management?hsLang=en#general) - [For document managers](https://guia.mifiel.com/en/document-management?hsLang=en#for-document-managers) - [Verifying a signed document and its signatures](https://guia.mifiel.com/en/verifying-a-signed-document-and-its-signatures?hsLang=en) - [Private signing process of encrypted documents](https://guia.mifiel.com/en/private-signing-process-of-encrypted-documents?hsLang=en#main-content) - [Creation of encrypted documents](https://guia.mifiel.com/en/private-signing-process-of-encrypted-documents?hsLang=en#creation-of-encrypted-documents) - [Signing of encrypted documents](https://guia.mifiel.com/en/private-signing-process-of-encrypted-documents?hsLang=en#signing-of-encrypted-documents) - [Set up of organizations and accounts](https://guia.mifiel.com/en/private-signing-process-of-encrypted-documents?hsLang=en#set-up-of-organizations-and-accounts) - [API integration](https://guia.mifiel.com/en/api-integration?hsLang=en#main-content) - [General](https://guia.mifiel.com/en/api-integration?hsLang=en#general) - [Signing widget customizations](https://guia.mifiel.com/en/api-integration?hsLang=en#signing-widget-customizations) - [Additional features](https://guia.mifiel.com/en/api-integration?hsLang=en#additional-features) - [Plans and packets, billing and payment](https://guia.mifiel.com/en/plans-and-packets-billing-and-payment?hsLang=en#main-content) - [Features](https://guia.mifiel.com/en/plans-and-packets-billing-and-payment?hsLang=en#features) - [Pricing scheme](https://guia.mifiel.com/en/plans-and-packets-billing-and-payment?hsLang=en#pricing-scheme) - [Purchasing process](https://guia.mifiel.com/en/plans-and-packets-billing-and-payment?hsLang=en#purchasing-process) - [Billing process](https://guia.mifiel.com/en/plans-and-packets-billing-and-payment?hsLang=en#billing-process) - [Checking your consumption](https://guia.mifiel.com/en/plans-and-packets-billing-and-payment?hsLang=en#checking-your-consumption) - [Managing your e.firma and your Mifiel account](https://guia.mifiel.com/en/managing-your-e-firma-and-your-mifiel-account?hsLang=en#main-content) - [Your Mifiel account](https://guia.mifiel.com/en/managing-your-e-firma-and-your-mifiel-account?hsLang=en#your-mifiel-account) - [Features for signers](https://guia.mifiel.com/en/managing-your-e-firma-and-your-mifiel-account?hsLang=en#features-for-signers) - [Your e.firma (FIEL)](https://guia.mifiel.com/en/managing-your-e-firma-and-your-mifiel-account?hsLang=en#your-e-firma-fiel) - [Legal topics](https://guia.mifiel.com/en/legal-topics?hsLang=en#main-content) - [Electronic signature regulations](https://guia.mifiel.com/en/legal-topics?hsLang=en#electronic-signature-regulations) - [Common questions when transitioning to electronic signature](https://guia.mifiel.com/en/legal-topics?hsLang=en#common-questions-when-transitioning-to-electronic-signature) - [Organization Management](https://guia.mifiel.com/en/organization-management?hsLang=en#main-content) - [Generating an organization in Mifiel](https://guia.mifiel.com/en/organization-management?hsLang=en#generating-an-organization-in-mifiel) - [Adding members and editing their permissions](https://guia.mifiel.com/en/organization-management?hsLang=en#adding-members-and-editing-their-permissions) - [About Mifiel](https://guia.mifiel.com/en/about-mifiel?hsLang=en#main-content) - [General information](https://guia.mifiel.com/en/about-mifiel?hsLang=en#general-information) - [Signing from the app](https://guia.mifiel.com/en/signing-from-the-app?hsLang=en) [![Chill listening crop-3](https://guia.mifiel.com/hs-fs/hubfs/logo-only-1.png?width=24&height=24&name=logo-only-1.png "Chill listening crop-3")](http://www.mifiel.com) ```json { "@context" : "https://schema.org", "@type" : "TechArticle", "author" : { "@type" : "Organization", "name" : "Mifiel", "url" : "https://www.mifiel.com/" }, "dateModified" : "2026-09-23", "datePublished" : "2026-09-23", "description" : "Learn how to link your fingerprint or Face ID to the Mifiel app and sign documents without entering your e.firma password.", "headline" : "How do I link my fingerprint or Face ID to the Mifiel app?", "inLanguage" : "en-US", "mainEntityOfPage" : { "@id" : "https://guia.mifiel.com/en/link-fingerprint-or-face-id-to-mifiel-app", "@type" : "WebPage" }, "publisher" : { "@type" : "Organization", "logo" : { "@type" : "ImageObject", "height" : 60, "url" : "https://app.mifiel.com/assets/mifiel_branding.png", "width" : 600 }, "name" : "Mifiel" } } ``` ```json { "@context" : "https://schema.org", "@type" : "HowTo", "inLanguage" : "en-US", "name" : "How to link your fingerprint or Face ID to the Mifiel app", "step" : [ { "@type" : "HowToStep", "position" : 1, "text" : "Open the Mifiel app on your smartphone and make sure your FIEL is already set up." }, { "@type" : "HowToStep", "position" : 2, "text" : "Tap the menu in the top left corner and select \"Biometric authentication.\"" }, { "@type" : "HowToStep", "position" : 3, "text" : "Tap \"Enable.\"" }, { "@type" : "HowToStep", "position" : 4, "text" : "Enter your e.firma (FIEL) password and tap \"Enable biometric authentication.\"" }, { "@type" : "HowToStep", "position" : 5, "text" : "Place your finger on your phone's fingerprint sensor, or look straight at the screen if you have an iPhone with Face ID." }, { "@type" : "HowToStep", "position" : 6, "text" : "You're all set! You can now sign documents in the app without entering your e.firma password." } ] } ```