OKTChain will continue operating until January 1, 2026. Before this date, you can deposit OKT to the platform at any time. Deposited OKT will be automatically converted to OKB based on the same average closing price rules.How are other on-chain assets on OKTChain handled? OKTChain will continue operating until January 1, 2026. You should manage and withdraw other on-chain assets before this date.How do I exchange OKT from a cold wallet for OKB?

If you've changed devices, you can still log in by scanning the QR code using a device that supports iOS 18 or above, or any other compatible device. When setting up a new passkey, we recommend keeping your old device nearby. With Bluetooth enabled on both devices, scan the QR code from your old device to authorize and complete the setup.3. I updated to iOS 18 but can't create a passkey. What should I do?

Cost Basis: Starting with crypto acquired on OKX in Tax Year 2026 and sold on OKX in 2026 or later, the form will expand to include the cost basis for these "covered securities" (assets acquired on OKX after the regulation start date).When will I receive my tax forms? Form 1099-MISC: Available by February 2, 2026 (for those who earned $600+ in rewards/staking). Form 1099-DA: Available by February 17, 2026.

Campaign Overview and Period The "8M $SPACE Drops Campaign" (the "Campaign") begins on January 26, 2026, 7 AM PST (the "Start Date") and ends on January 30, 2026, 7 AM PST (the "Campaign Period"). The Campaign allows eligible users to join and earn rewards in the form of specific tokens (the "Reward Token") based on their eligible crypto asset holdings.2.

Form W-9 and form W-8 collection starting tax year 2026 Starting calendar year 2026, OKX is required to collect form W-9 and form W-8 from OKX US users on the U.S. exchange platform. Form W-9 is collected from OKX US users who are considered U.S. Persons. Form W-8 is collected from OKX US users who are considered Non U.S. Persons. These forms are collected to ensure proper and correct reporting of users' information and reportable transactions to the IRS.

Sign up by: you must enroll in the campaign by February 16, 2026. Complete by: all 5 buys must be completed by February 20, 2026.What happens if I miss a day? If you miss a day, don't worry—you won't lose your progress entirely. Once you earn your first $5 reward, your streak will simply reset to Day 2. You'll then need to complete 4 more daily buys to get the final reward.

I'm under the age of 18. Why can't I sign up? Due to applicable local laws and regulations, you must be 18 or older to access our products and services.8. Why do I need to submit a selfie for identity verification? We need your selfie to compare it with your ID and make sure it's really you. We'll store it securely and never share with third parties. For more information, please see OKX's US Privacy Notice.9.

Note: the IRS threshold for this form increases to $2,000 for the 2026 tax year.

(The standalone Passwords app requires iOS 18+.) Passkeys can sync across devices using the same Apple ID. Android: Passkeys depend on Google services, so your device must be able to access Google. 2. Open the OKX app, go to menu, and select Profile and settings Select menu at the top left corner 3. Find the Security in the User center Select Security on the user center page 4. Select Passkeys Select Passkeys to continue 5.

Campaign Overview and Period The "3.1M+ $SENT X Drops Campaign" (the "Campaign") begins on February 4, 2026, 8 AM PST (the "Start Date") and ends on February 8, 2026, 8 AM PST (the "Campaign Period").

Campaign Overview and Period The "500k $BREV Campaign" (the "Campaign") begins on January 8, 2026, 8 AM PST (the "Start Date") and ends on January 13, 2026, 8 AM PST (the "Campaign Period").

For more information, go to www.okx.com © 2026 OKX. All rights reserved.

All unclaimed gifts will expire on 5 January, 2026 at 23:59 PT. Crypto gifts will be sent on a first-come, first-served basis, while supplies last, in OKX's sole discretion. This crypto gift campaign is exclusively available to residents of the United States, excluding residents of New York, Texas, American Samoa, Guam, the Northern Mariana Islands, and the U.S. Virgin Islands.

For more information, go to www.okx.com © 2026 OKX. All rights reserved.

Campaign Overview and Period The "1.25M $FOGO X Drops Campaign" (the "Campaign") begins on January 15, 2026, 8 AM PST (the "Start Date") and ends on January 19, 2026, 8 AM PST (the "Campaign Period").