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How do I authorize a new device when I log in?
The platform currently doesn't have a set limit on the number of devices you can log in from. You're free to log in to the same account across multiple devices. To download the OKX app, you can download via: Android: Download via official download page iOS: Log in to your Apple ID in the App Store, then search for OKX to download.Published on Aug 31, 2023Updated on Jun 17, 2026FAQ14,019Disabling cloud sync on your authenticator app
Google Authenticator (iOS & Android): Open Google Authenticator and select the Profile icon in the upper right corner to check if you're logged into a Google account: Not logged in: cloud sync is automatically disabled, and no further action is required. Logged in: cloud sync is enabled by default. Log out of your Google account to disable it.Microsoft Authenticator Cloud sync is disabled by default.Published on May 12, 2023Updated on May 29, 2026FAQ4,955How do I freeze my account? (web)
Self-service tool For quick access, click the button below: Once you freeze your account, you won't be able to log in or register using the same email/phone/personal identity information.Published on Aug 22, 2023Updated on May 29, 2026FAQ406Fast API Launch
Log in to your OKX account Go to your preferred broker platform Click "Connect account" or "Connect to Exchange" Choose to connect to "OKX" Choose the "Fast Connect" API key binding method Click "Connect OKX". If you have not logged in to your OKX account or don't have an OKX account, log in or sign up accordingly Click "Approve" to authorize access Please note: Only selected brokers support the Fast API function.Published on Jan 5, 2023Updated on May 29, 2026Product documentationWhat can I do if my device is running in an unsafe environment?
We recommend switching to a different browser and trying to log in again.Published on Jan 19, 2023Updated on May 29, 2026FAQ301How do I update my authenticator app?
You'll receive an email/SMS confirmation upon successfully changing your authenticator app.I can't log in to my account If you can't log in to your account, you can only reset your authenticator app on the OKX app. Enter your account on log in page, select Next. Select Forgot your password on enter password page and Confirm your phone/email. Select Security verification unavailable to start reset your authenticator app.Published on Aug 1, 2024Updated on May 29, 2026FAQ218My phone isn't working, what should I do?
If you've mobile verification enabled for logins, you can still log in without it. Start logging in and select Switch verification method (in the app) or Call me instead (on the web). You'll then be able to log in with voice, email, or authenticator app code depending on the platform. Note: this function is not available in certain regions.I want to reset my phone number You can reset your phone number completely, both in your OKX account and on the login page.Published on Aug 1, 2024Updated on May 29, 2026FAQ9How do I whitelist OKX Emails?
Whitelisting an email address in iCloud is simple and quick Log in to your iCloud account and select the Apps menu to access your Contacts Open your contact in iCloud Select the (+) below profile and select Create New Contact Create a new contact to whitelist Populate all the fields and be sure to add okx.com Add email to whitelist Lastly, select Done to complete the email whitelistOutlook Log in to your Outlook account and go to Settings and Junk email Open Junk email from settings Go to Safe sendersPublished on Nov 26, 2024Updated on May 29, 2026FAQ82How do I check on updates to my support ticket?
How you receive these updates depends on how your ticket was submitted — as a logged-in user or as a guest. Below, we’ll explain how to view ticket details, conversation history, and reply to support ticket updates on both the app and web platform.How'll you be notified of our updates?For logged-in users When you submit a ticket while signed into your account, you'll have access to all your tickets in one convenient location.Published on Oct 17, 2025Updated on Jun 21, 2026FAQ67How do I update my login password?
character 1 number 1 symbol Once it's been modified, selecting Continue to login will direct you to the login page to re-enter your email/phone and new password An email/SMS notification will be sent out once the change is successfully made Note: the withdrawal function will be unavailable for 24 hours if you log in with new devices after you have changed the login passwordPublished on Aug 22, 2023Updated on Jun 2, 2026FAQ30What is sub-account?
If you'd like to enable more trading modes for a sub-account or delete a sub-account, you can only proceed on the web.How do I log in to my sub-account? Login to your main account at okx.com and go to Sub-accounts Toggle on the Switchable option to switch between your sub-accounts and main account Toggle on the switchable option on the sub-account that you want log in Select Switch on the sub-account that you would like to log in to.Published on May 21, 2026Updated on Jun 3, 2026FAQHow do I buy crypto with PayPal?
On the app Log in to your account on OKX app, select Buy and sell > Buy Select > under Select your payment method Select your payment method On the method selection page, select PayPal Select PayPal as your payment method Select + Add Account if you have not yet linked one After clicking Confirm to verify your details, you'll be redirected to a page secured by PayPal to log in Select the payment method, and Agree and continue to complete adding your PayPal account Select cryptocurrency and amountPublished on May 2, 2025Updated on May 29, 2026FAQ5How do I reset my Two-factor authentication (2FA)?
app, and select Confirm Fill in the verification details and select Confirm You'll receive a confirmation upon successfully resetting your authentication methodOn the web If you enable two-factor authentication and log in to your account as usual, the system will trigger two-factor authentication In Unable to verify?Published on Sep 15, 2023Updated on May 29, 2026FAQ29What should I do if facial recognition fails?
Facial recognition unavailable due to too many login attempts If you see a "You've reached the maximum number of attempts" message and can't log in or complete facial recognition, tap Contact Support and our support team will help you resolve this.Published on Oct 11, 2024Updated on Jun 18, 2026FAQ541Passkey FAQ
What if I see a pop-up notification saying passkeys aren't supported in my region when logging in? You can proceed by logging in with your password as usual.10. Can Apple devices bind multiple passkeys? Each account can only be bound to one passkey.11. Why don't I see 'Use Passkey' or the authentication pop-up on my iPhone? This is usually caused by an incorrect AutoFill & Passwords configuration.Published on Mar 19, 2025Updated on Jun 15, 2026FAQ143