Form 1099-DA: Available by February 17, 2026.

Form 1099-DA cost basis reporting for "covered securities" transactions starting January 1, 2026 In addition to gross proceeds reporting, digital asset brokers are required to report cost basis on "covered securities" from digital asset dispositions on Form 1099-DA for users who have reportable transactions starting January 1, 2026. This requirement applies to dispositions of digital assets that are classified as "covered securities"; cost basis must be reported on Form 1099-DA.

OKX is NOT obligated to report CeDeFi trades to the IRS and issue Form 1099-DA. It's solely users' responsibility to keep track of the cost basis of crypto assets within a self custody wallet and report realized gains / losses on income tax returns.

Verifying and updating your personal details is a standard part of our identity verification and compliance review procedures. These processes are essential for ensuring the security of your account and compliance with financial regulations. They help us confirm that your transactions are legitimate and align with your account activity.What details might I need to confirm?

It's also available on other major app stores, including Huawei AppGallery, Xiaomi App Store, OPPO App Store, and vivo App Store. If Microsoft Authenticator isn't available in the app store on your device, try installing one of the app stores listed above first, then download it from there.How to link the authenticator app to your OKX account? Once the app is downloaded, you'll need to link it to your OKX account.

If you skip this step, any new passkey you create may still fail due to the previously corrupted passkey stored in Google. To delete the same passkey in Google Password Manager, please go to the Google Play Store app. Select your profile icon and sign in to your Google account. Select your profile icon Go to your Google Account Go to Security and sign-in. Go to Security & sign-in Open Google Password Manager. Go to Google Password Manager Find the passkey for OKX and delete it.

To prevent this in the future, update the app directly through the Google Play Store instead of uninstalling it. Updating the app keeps your existing passkey active.

Secure self-custody of assets Your funds are stored in a self-custody wallet managed by smart contracts. We don't control your assets and cannot freeze or move your on-chain funds. Multi-chain token support Currently, CeDeFi trading is supported on major networks such as Solana and Base, with plans to expand to even more blockchains.Are DEX assets safe? DEX assets are permissionless and can appear on our app interface almost instantly.

Each code is unique and may be redeemed online or in-store, depending on the merchant’s terms. You can find your available codes in the My Rewards > Coupons section of your app. Please note, these coupons are valid for a limited time only.How do I use my Merchant Coupon?

Avoid taking screenshots as internet-connected devices may pose a risk of data leakage We recommend that you manually transcribe the mnemonic phrase and store it in a secured location.

Store the downloaded Proof of Reserves and verification tool in the same folderHow do I verify OKX's ownership of wallet reserves address? OKX snapshot data contains addresses, "I am an OKX address" messages and signatures, as well as BTC multi-signature redemption scripts. You can operate using the below steps to confirm that OKX owns these addresses.

To securely custody user assets, a portion of user assets is stored in cold wallets. We will perform cold-to-hot wallet asset transfers from time to time to manage the inventory. However, if assets in hot wallets are not sufficient to meet user withdrawal demands, an extra step is needed to transfer cold wallet assets to the hot wallet. This may cause delays of up to 24 hours to receive withdrawals. Learn more about hot and cold wallets.

You can run a Jupyter Notebook server on Windows, Mac OS or Linux. This tutorial provides a pretty comprehensive guide on how to get a Jupyter Notebook up and running.2. How can I install the python-okx package? Once you start running a Jupyter Notebook, you can install the python-okx package by simply running the pip install python-okx in the notebook or in a terminal (or via command prompt for Windows):3. How can I create API keys?

To ensure the best security and reliability, we strongly recommend using the native passkey management tool called Passwords to create, store, and manage your passkeys. Learn more about Pay Passkey here.

Infected devices also expose stored login credentials and personal data, giving hackers access to a wide range of services beyond your original account.How does a Trojan horse infect your device? Trojan malware typically enters a device through your interaction with unsafe sources or deceptive content. Common infection methods include: Phishing Websites Hackers may create fake websites that closely resemble official software or service pages.