What types of instruments support Call Auction or Pre-open? Call Auction and Pre-open mechanisms are used for spot and perpetual futures trading pairs during listings. The applicable opening mechanism for each trading pair will be specified in the listing announcement. Is there a limit to the number or size of orders users can place during the Call Auction? Yes, we apply a limit on the total size of orders that applicable users can place during the call auction.

It's important to know that having a rooted device can increase your susceptibility to viruses, system instability, and privacy leaks. Android devices do not enable root by default. If a device is rooted, malware could exploit the root privileges to attack the system, creating unnecessary security threats. For this reason, when the OKX app detects that your device is rooted, you will receive a security prompt to help prevent the loss of assets.What should you do?

To combat the rising cases of P2P frauds, we've outlined common crypto scams and provided tips on how to avoid falling prey to such schemes.What can I do to avoid P2P crypto scams?

It can be difficult to determine if you're dealing with a scammer during your transactions. Or, you might've suspected a scammer but don't know what to do. Here are some tips to avoid potential scammers and learn how to secure your assets.1. Does OKX hold crypto or cash? We only hold onto the seller's crypto once the order is made, for security (otherwise known as escrow).

You'll find below a quick explanation of how to figure out what mode your current account is configured as.9. How can I figure out what mode my current account configured as?

Phishing attacks can sometimes be very difficult to distinguish. Therefore, how can investors prevent themselves from falling victim to such fraud? This article will outline several common phishing attack techniques and provide our customers with security tips. Please remain vigilant against these tricks and ensure the safety of your assets.2. What are the common tricks of phishing attacks? Phishing attacks mainly include email attack, pharming and so on.

Note: For Lightning network, you can select Lightning on the Network selection page, which will display the minimum deposit amount.

Some common reasons include: Suspicious account activity Past campaign abuse (for example, creating multiple accounts to claim rewards) Failure to meet minimum deposit, trading volume, or verification level required by the campaign Restrictions based on regional regulations or specific campaign termsWhat can I do next? You can: Review the campaign terms on the campaign page to make sure you meet the specific requirements. Wait for the system's review.

What's the minimum deposit amount? The minimum deposit amount is the smallest quantity of a token that users need to transfer when depositing to our platform. If the deposit amount is less than the minimum amount displayed, the funds will not be credited, nor will they be refunded.How can I find the minimum deposit amount?On the App Launch the OKX app, select Assets at the main menu, then select Deposit Search for the token you want to deposit Choose the appropriate network.

Enhanced Due Diligence (EDD) If your account is flagged for higher risk (for example, high-volume transactions or politically exposed persons), we may request: Proof of address (utility bill, bank statement) Source of funds or wealth (for example, payslips, business documents) This step ensures transparency and compliance with stricter regulatory requirements4.

Should you have additional questions or concerns regarding the sanctions program in your jurisdiction, you can find additional information with your local regulatory authority. We have provided some examples below:United States Sanctions Programs and Country information with the U.S. Department of the Treasury United Nations Security Council Consolidated List of Sanctions adopted by member states

If your trade involves Boost coins, an additional multiplier will be applied.For example, a coin labeled ×1.2 multiplies your trading amount by 0.85 and then by 1.2.This calculation method helps standardize trading activity and reduce artificial volume inflation.Why is my Exchange balance different from what I see on the Home page? The balance used for Boost calculations excludes assets held in your DEX wallet.

In some cases — especially during busy network conditions — there can be a slight delay before these UTXOs are fully recognized and displayed in your OKX balance. What to do: Check your Order History under the Spot section to confirm if your trade is completed. If the trade is partially filled, the remaining balance may still be in the original token. For UTXO-based assets (for example, BTC), wait for network confirmations and balance sync — this can take slightly longer during high activity.

One lesser-known attack is the dusting attack, which can compromise user privacy without immediate detection. Learn more about what dusting attacks are, how they work, how to identify them, and the steps you can take to protect your assets.What's dust in crypto? In crypto, dust refers to very small amounts of coins or tokens left over after trades or transfers. For example, one satoshi (0.00000001 BTC) is considered dust in Bitcoin.

Aside from this restriction, any crypto pair that has a spot trading market can be converted via Convert. You can view the full list of supported assets here:https://www.okx.com/markets/prices5. What's the minimum and maximum amount I can convert into a single transaction? The minimum limit is close to 0, allowing you to convert any small balance at a low threshold. The maximum limit depends on the specific crypto. You can insert an amount and select Convert for a preview.