authentication Select Switch authentication method > Reset two-factor authentication > Reset phone number / email / authenticator 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?

Complete the two-factor authentication (2FA) verification. You'll receive an email/SMS confirmation upon changing authenticator app successfully. Note: Follow here if you aren't receiving the SMS code and here to reset Two-factor authentication (2FA)Web Go to the Profile icon and select Security. Find Security on the Profile page Find Authenticator app and select Change. Find Authenticator app in the Authentication methods section Select Continue and follow the on-screen instructions.

Enter the two-factor authentication (2FA) code to continue Note: select Unable to verify if you can't complete the verification You'll receive an email confirmation in your new email upon successfully changing your email Note: you're not allowed to perform withdrawals within 24 hours after you've changed your email address.

Enter the code accordingly Enter the two-factor authentication (2FA) code to continue Note: select Unable to verify if you can't complete the verification You'll receive an email/SMS confirmation upon successfully changing your phone numberI 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.

No, if the upgraded address is verified beforehand, you'll not need to go through two-factor authentication (2FA) for withdrawals. However, you can choose to delete it and save it again as an unverified address if you prefer.

The BTC wallet adopts two signature methods: single signature and multi-signature Multi-signature adopts 2/3 signature, and each piece of data contains two signatures, which are signed by two private keys among the three private keys held by OKX. By verifying the two signatures, it can be ensured that OKX has at least two of the private keys, thus proving that OKX has ownership of the multi-signature address.

Selected Margin is one of two margin modes available when trading X-Perps on OKX EEA; the other being Isolated Margin. Rather than allocating a fixed amount to each individual trade, your collectively selected assets act as a shared pool of collateral supporting all your open positions. Only the assets you explicitly select will count toward your margin balance.How do I set it up?

Please review these addresses and if you wish to verify them permanently, try one of the following two methods: Wait until the 30-day verification expires and verify the addresses again permanently. Delete the addresses and add them again as permanently verified addresses. How to delete a withdrawal address from the Address Book: Go to the Address Book, tap Settings (three dots) next to the address > Delete Address.

You can use a hardware security key in two main ways:1. Passkey Based Authentication Use your hardware security key to verify your identity during logins and key actions—such as withdrawals—offering an extra layer of security against unauthorized access.

If you'd like to disable the Allowlist, you can switch it off in your Address book and enter your Two-Factor Authentication (2FA) codes to confirm disable the allowlist. After it's disabled, you're able to withdraw to any new addresses.What's the 30-day verification for the withdrawal from the address book? When an address is verified for 30 days, withdrawals have to be made within 30 days to maintain its verified status.

Reward Structure and Qualified Buy Rules Eligible participants can earn a total of €50 in BTC rewards through a two-tiered system: Base Reward (€5 BTC): Earned upon completion of your first qualified buy of at least €100 or $100 using USD, EUR, USDC, or USDG. Milestone Reward (€45 BTC): Earned after completing 5 consecutive days of qualified buys (including the first buy).

Multi- or two-factor authentication (MFA/2FA) disabled unexpectedly. Actively running apps or browsers close unexpectedly for no apparent reason. Stay vigilant. These signs often appear quietly — but recognizing them early can help stop a full account takeover.What will happen if your device gets infected? Once your device is infected, the Trojan can do much more than just slow it down.

There are two types of Quick Order options available to cater to different trading styles and preferences: the Floating window and the Plus button. The Floating window provides a customizable interface that can be moved around your screen, allowing you to place orders without disrupting your main workspace. This option is ideal for those who prefer flexibility and want quick access to trading functions while keeping their focus on market charts and other important data.

There are two options available under the Price range section, which is Constant and Percentage Select your desired trading pair and instrument using the menu in the top-left corner of the TWAP section Next, enter your desired price limit, the time interval at which you want the bot to make trades and the size of each buy or sell. Finally, enter the total trade amount and select Buy [asset] Check your trade details and select Confirm on the next screen to launch the bot

In X-Perps trading, PnL (profit and loss) is commonly shown in two forms: unrealized PnL and realized PnL.What's unrealized PnL in X-Perps? Unrealized PnL is the gain or loss in an open position based on current pricing. It is “unrealized” because the position is still open — the result can continue to change until you close. On OKX, unrealized PnL for X-Perps is calculated using the mark price, not the last traded price. The mark price is also used in liquidation logic.