Installation

Prerequisites

• Drupal 10 or 11
• Two‑Factor Authentication (tfa) module

Steps

1. Install via Composer: bash composer require 'drupal/tfa_email_otp'
2. Enable module: bash drush en tfa_email_otp drush cache:rebuild
3. Configure via Configuration → People → Two‑factor Authentication: select Email OTP as default validation plugin, save. It comes with an email template in which you can customize the OTP email sent to the user.