# How to Change Email Authentication?

Category: Account Functions › Email Issues  
Source: https://help.coinunited.io/en/articles/how-to-change-email-authentication  
Last updated: 2026-09-30

## CoinUnited.io APP

1. Go to "My Account" > "Security" on your CoinUnited.io APP

![CoinUnited.io APP](https://cu-api.com/helpcenter/uploads/security_app_3650a2dbde.webp)

2. Tap "Email Authentication"

![CoinUnited.io APP (2)](https://cu-api.com/helpcenter/uploads/email_app_af345eb27a.webp)

3. Tap "Change Email Authentication"

![CoinUnited.io APP (3)](https://cu-api.com/helpcenter/uploads/change_email_app_8f4d8ba512.webp)

4. Read the notes carefully and tap "Confirm"

![CoinUnited.io APP (4)](https://cu-api.com/helpcenter/uploads/change_email_popup_app_f821b71fdb.webp)

5. Enter your new email address, new email verification code and existing email verification code. Then, tap "Submit"

![CoinUnited.io APP (5)](https://cu-api.com/helpcenter/uploads/email_confirm_app_0272d87636.webp)

Your email address was successfully changed. For safety reasons, no withdrawals can be made within 24 hours after the change.

## CoinUnited.io Web Platform

1. Go to CoinUnited.io Web Platform, hover your mouse on the "User Icon" at the top right, then click "Account and Security"

![CoinUnited.io Web Platform](https://cu-api.com/helpcenter/uploads/security_pc_92d1c83814.webp)

2. Go to Email Authentication, then click "Change"

![CoinUnited.io Web Platform (2)](https://cu-api.com/helpcenter/uploads/email_pc_2654fdaf76.webp)

3. Read the notes carefully and click "Confirm"

![CoinUnited.io Web Platform (3)](https://cu-api.com/helpcenter/uploads/change_email_popuo_pc_0c008d122d.webp)

4. Enter your new email address, new email verification code, current email verification code. Then, click "Submit"

![CoinUnited.io Web Platform (4)](https://cu-api.com/helpcenter/uploads/add_email_pc_5e19fee452.webp)

![CoinUnited.io Web Platform (5)](https://cu-api.com/helpcenter/uploads/email_confirm_pc_57eca4bd6f.webp)

Your email address was successfully changed. For safety reasons, no withdrawals can be made within 24 hours after the change.

## Need More Help?

For further questions or issues, please visit our [Help Center](https://help.coinunited.io/) or use our chatbot for assistance.

We're here to help. Happy trading!