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# How to Enable OTP Verification for Phone Numbers in Releasit

One-Time Password (OTP) verification helps ensure that customers enter a valid phone number before completing their order. This prevents fake or incorrect phone numbers from being submitted, reducing failed deliveries and fraudulent orders.

This guide explains how to enable OTP verification in Releasit to verify customer phone numbers before order completion.

### Why Enable OTP Verification?

* Ensures customers provide a real phone number before placing an order.
* Reduces fake or incorrect orders, preventing unnecessary shipping costs.
* Improves delivery success rates by ensuring the phone number is valid.

### 🎥 Prefer a video? Watch the step-by-step tutorial:

${youtube}[This short video walks you through how to enable OTP verification in under 2 minutes](pAmo_zHqzB0)

### Step 1: Open the Releasit App

1. Log in to your **Shopify Admin** Panel.
2. Open the **Releasit COD Form & Upsells** app.

### Step 2: Enable OTP Verification

1. Navigate to **Fraud Prevention > User Verification** in the app.
2. Locate the **OTP Verification for Phone Numbers** option.
3. **Enable** the setting to activate OTP verification.

 ![](https://storage.crisp.chat/users/helpdesk/website/-/9/5/6/c/956ccd10099b2000/image_d9tnsw.png =800x525)

###### How It Works:

* When a customer enters their phone number on the COD form, they receive a one-time password (OTP) via SMS.
* The customer must enter the OTP to verify their number before proceeding with the order.

### Step 3: Save Changes & Test the Feature

1. Click **Save** to apply the settings.
2. Open your checkout form and place a test order to ensure OTP verification works correctly.

*Done! OTP verification is now enabled for all customers.*

### Final Notes

* Customers must enter the correct OTP before their order is accepted.
* If an invalid phone number is used, the order will not be processed.
* If you experience any issues, contact Releasit support for assistance.

For further customization options, explore **additional Fraud Prevention** settings inside the app.