You may reach out to the third-party payment channels via contact details below: Fiat partner How to contact Simplex https://www.simplex.com/support/ Banxa https://support.banxa.com/en/support/tickets/new MoonPay https://www.moonpay.com/contact-us Mercuryo mailto: support@mercuryo.io Coinify https://help.coinify.com/hc/en-us/requests/new UTORG https://utorg.pro/contacts/ Advcash https://support.advcash.com/hc/en-us/requests/new Fiahub https://www.fiahub.com/livechat/ Itez https://itez.com/contacts

Introduction to emergency contact and to proceed further, select Add emergency contact Enter contact details. Key in all the requested details of your emergency contact Toggle on the Let OKX notify this contact option if you want us to send notification to the contact person regarding they have been added as your emergency contact.

We’re unable to directly contact or escalate cases to external blockchain teams. Public blockchains like Ethereum and Bitcoin operate independently from us. If you contacted their official channels and received no response, it’s likely because these projects do not provide one-on-one support for user transactions. For any issues related to deposits, withdrawals, or transfers made via our platform, please contact our customer support directly — our team will assist you from the exchange side.

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 senders and domains and select Add safe sender Insert okx.com and select OK Add email to whitelist Select Save to complete the email whitelist

Please contact their customer support with the following details: Transaction ID (TxID or hash) Asset and amount Destination wallet address Time of withdrawal Any relevant screenshots They’ll be in the best position to assist further. If none of the above applies to you, please contact our customer support by clicking the button below:

If the buyer provides genuine proof of payment, but the seller doesn't receive it, OKX customer support will contact the seller to release the crypto. If the crypto isn't released within the specified timeframe, OKX customer support will manually handle the release. If crypto can not be released as usual, the seller should contact customer support to report the issue. Failure to contact OKX will be considered as payment received. 2.

Please contact the recipient promptly to confirm the status of the assets: If the recipient is a wallet, please contact the relevant wallet support for assistance. If the recipient is another trading platform, please reach out to their customer support for help.

Please contact your account manager or institutional@okx.com if you want to have it enabled. Please refer to Market Maker Protection API. Please note the time interval is in milliseconds, not seconds. Mass cancel and CAA are available for MMP orders.What are the position limits for options trading? Options position limits lists the default order size and position limits.

Please contact customer support for assistance with your request. Note: Only one ID can be registered for one account. Please contact customer support with your ID number if you are unsure about which account is connected to your ID. Once you register your ID with your account, you're responsible for remembering it.

You can have the deposit/withdrawal details ready and contact our customer support immediately by starting with our AI chatbot: you can find it in the OKX Support Center on the website or in the app. You can also contact our customer support through chatbot. Note: the deposit/withdrawal details include: cryptocurrency, amount, the correct tag, the incorrect tag you filled in and the hash value of the transaction.

Contact OKX Customer Support directly if you're unsure Don't reply to the suspicious email or use the contact information inside it. Always use the official support channels listed on the OKX website. Never send funds or share sensitive information If an email asks you to transfer funds, provide your password, private key, or seed phrase — it's a scam. Report and delete suspicious emails Mark the email as spam or phishing, then delete it to prevent accidental clicks.

You will need to contact the recipient's platform or wallet for assistance in recovering or reversing the transaction.1. If you used a network not supported by the other platform or withdrew an unsupported crypto, you need to contact the other platform or wallet for assistance. Problem scenario: Before withdrawing cryptos, please confirm that the recipient platform or wallet supports the network and address.

Block confirmation complete, please contact the other platform: Once the blockchain miners confirm the transaction and it reaches the required number of confirmations for that token, if the block has been confirmed but the assets still do not appear on the other platform, please contact their customer support for confirmation. You can provide them with your account information (email or phone), the deposited token, and the transaction ID to assist in their inquiry.

Web: Please submit a support ticket to contact our customer support and provide the relevant information (such as deposit time, amount, transaction ID (TxID), screenshots, etc.). We will assist you with further processing. Step 2: The cryptocurrency and network are correct, but the deposit is still not credited? If you have confirmed that the cryptocurrency, network, and token contract are all correct, but the deposit has still not been credited, please try the following.

Contact OKX Assistant if: You can't access your account You receive repeated security warnings Transactions fail or show unexpected errors Troubleshooting steps don’t resolve the issue When contacting support, prepare the following details: Device model Operating system version App version Screenshots of the issue Description of steps you’ve already tried Providing this information can help our support teams diagnose the issue faster.How can I keep my OKX app secure?