How do I change my phone number?

Published on Sep 7, 2023Updated on Dec 6, 20242 min read10,137

Self-service tool

For quick access, click the button below:


I can log in to my account

On the app

  1. Open your OKX app and go to User Center

    Open user center menu on OKX non-CR app

    Open User Center page

  2. Select Profile and settings and go to Security and select Phone under the Authentication methods section

  3. Select Change phone number and enter your phone number in the New phone number field

  4. Select Send code in both the SMS code from new phone number and SMS code from current phone number fields. We'll send a 6-digit verification code to both your new and current phone numbers. Enter the code accordingly.

  5. Enter the two-factor authentication (2FA) code to continue (if any)

  6. You'll receive an email/SMS confirmation upon successfully changing your phone number

On the web

  1. Go to Profile and select Security

  2. Find Phone authentication and select Change phone number

  3. Select the country code and enter your phone number in the New phone number field

  4. Select Send code in both the New phone SMS verification and Current phone SMS verification fields. We'll send a 6-digit verification code to both your new and current phone numbers. Enter the code accordingly

  5. Enter the two-factor authentication (2FA) code to continue (if any)

  6. You'll receive an email/SMS confirmation upon successfully changing your phone number

I can't log in to my account

You can unlink your phone number on the 2-step verification page, or contact customer support to reset your phone number. You can learn more about how it works here.

Note: you're not allowed to perform withdrawals or use P2P trading to sell crypto within 24 hours after you've changed your phone number