<p style="text-align: start;">Looking to update your email or phone number on BYDFi? For your account security, certain conditions must be met before you can make changes. This guide walks you through the step-by-step process to change your registered email address or phone number via the web platform.</p><p style="text-align: start;"><br></p><h2 style="text-align: start;">⏳ Important Notice</h2><p style="text-align: start;"><span style="color: var(--spec-brand-font-color);">For security purposes, </span><span style="color: var(--spec-brand-font-color);"><strong>withdrawals will be disabled for 24 hours</strong></span><span style="color: var(--spec-brand-font-color);"> after updating your contact information.</span></p><p style="text-align: start;"><br></p><h2 style="text-align: start;">🔐 Requirements Before Updating Your Contact Information</h2><p style="text-align: start;">Before proceeding, please ensure the following:</p><h3 style="text-align: start;"><strong>KYC Verification Is Completed</strong></h3><ul><li style="text-align: start;">Navigate to Account &amp; Security &gt; Overview &gt; Identity Verification to complete KYC if you haven't done so.</li></ul><h3 style="text-align: start;"><strong>Email and Phone Number Are Already Bound</strong></h3><ul><li style="text-align: start;">If your email or phone number hasn’t been added to your account yet, go to Security Center to bind them first.</li></ul><p style="text-align: start;">⚠️ Note: You must complete <strong>both KYC and contact binding</strong> to proceed with changing your email or phone number.</p><p style="text-align: start;"><br></p><h2>🛠 <strong>How to Change Your Email or Phone Number</strong></h2><p>Once all prerequisites are completed, follow these steps to update your email or phone number on BYDFi:</p><p>1. Log in to your BYDFi account and tap More on the homepage.</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1761115663071.image.png" alt="BYD.1761115663071.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761115663071.image.png" style="width: 50%;"/></p><p>2. Go to <strong>Security</strong>.</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1761115696301.image.png" alt="BYD.1761115696301.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761115696301.image.png" style="width: 50%;"/></p><p>3. Tap email or phone number</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1761115719959.image.png" alt="BYD.1761115719959.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761115719959.image.png" style="width: 50%;"/></p><p>4. Tap the edit icon and check the confirmation boxes to acknowledge the security reminders</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1761115773399.image.png" alt="BYD.1761115773399.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761115773399.image.png" style="width: 50%;"/></p><p>5. Follow the on-screen instructions to complete security verification.</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1761115866023.image.png" alt="BYD.1761115866023.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761115866023.image.png" style="width: 50%;"/></p><p>6. Once verified, link your new email or phone number to your account.</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1761115886049.image.png" alt="BYD.1761115886049.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761115886049.image.png" style="width: 50%;"/></p><p><br></p><h2 style="text-align: start;">✅ Quick Tips for a Smooth Update</h2><ul><li style="text-align: start;">Make sure you can access your new email or phone number to complete verification.</li><li style="text-align: start;">Complete KYC in advance to avoid delays.</li><li style="text-align: start;">If you're unable to receive verification codes, use the reset option as shown above.</li></ul>

How to Change Your Email Address or Phone Number on BYDFi (APP)

Change Email or Phone on BYDFi (APP)｜BYDFi Help Center

<p>Adding <strong>Google Authenticator</strong> to your BYDFi account strengthens your security with two-factor authentication (2FA). Follow the step-by-step guide below to bind Google Authenticator on your PC.</p><p><br></p><h2>✅ How to Enable and Bind Google Authenticator (PC)</h2><h3>1. Go to Account Settings</h3><p>Log in to your BYDFi account and Navigate to <strong>“Account and Security”</strong><img src="https://uploads.bydfi.in/events/cms/BYD.1752548189608.image.png" alt="BYD.1752548189608.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1752548189608.image.png" style="width: 100%;"/></p><p>In the <strong>Security Center</strong>, click <strong>Settings</strong> next to Google Authenticator to start setup.<img src="https://uploads.bydfi.in/events/cms/BYD.1761101739993.image.png" alt="BYD.1761101739993.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761101739993.image.png" style="width: 100%;"/></p><h3>2. Download Google Authenticator</h3><p>Download the <strong>Google Authenticator</strong> app from the App Store (iOS) or Google Play Store (Android).</p><p>Once installed, click <strong>“Next”</strong> to proceed.<img src="https://uploads.bydfi.in/events/cms/BYD.1761101773750.image.png" alt="BYD.1761101773750.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761101773750.image.png" style="width: 100%;"/></p><h3>3. Enter the Verification Code</h3><p>Enter the email or phone verification code sent to your registered contact.<img src="https://uploads.bydfi.in/events/cms/BYD.1761101863658.image.png" alt="BYD.1761101863658.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761101863658.image.png" style="width: 100%;"/></p><h3>4. Scan the QR Code or Enter the Key</h3><p>Open the Google Authenticator app on your phone.</p><p>Scan the <strong>QR code</strong> shown on your BYDFi screen, or manually enter the <strong>secret key</strong> displayed below the QR code.<img src="https://uploads.bydfi.in/events/cms/BYD.1761101932355.image.png" alt="BYD.1761101932355.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761101932355.image.png" style="width: 100%;"/></p><h3>5. Verify Google Authenticator</h3><p>Check your Google Authenticator app for the 6-digit verification code.</p><p>Enter the code into the BYDFi setup page and click <strong>“Confirm”</strong> to complete the binding process.<img src="https://uploads.bydfi.in/events/cms/BYD.1761542315281.image.png" alt="BYD.1761542315281.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1761542315281.image.png" style="width: 100%;"/></p><h2 style="text-align: start;">📝Don’t Forget to Save Your Backup Key</h2><p style="text-align: start;">Write down the backup key shown on the screen and keep it in a safe place.</p><p style="text-align: start;">⚠️ <strong>Important:</strong> If you lose access to your phone, this backup key will be required to recover your Google Authenticator.</p><p><br></p><p>By enabling Google Authenticator on your BYDFi account, you add an extra layer of protection for logins, withdrawals, and account changes.</p><p>Need more help? Visit our <a href="https://www.bydfi.com/en/support" target="_blank">Help Center</a> or contact <a href="mailto:cs@bydfi.com" target="_blank"><strong>24/7 support</strong></a> for assistance.</p>

How to Enable and Bind Google Authenticator on BYDFi (PC)

Enable Google Authenticator on BYDFi (PC)｜BYDFi Help Center

<p>Want to start trading crypto on BYDFi? This guide will walk you through how to register an account using your email, phone number, Google account, Telegram, or Apple ID directly through the BYDFi mobile app.</p><p><br></p><h2>📱 How to Access the Sign-Up Interface on the BYDFi App</h2><h3>1. Launch the BYDFi App and Tap “Sign Up / Log In”</h3><ul><li>After opening the BYDFi app, tap the Sign Up / Log In button located at the center of the screen.</li><li>You can download the BYDFi app from <a href="https://play.google.com/store/apps/details?id=com.bydfi.app" target="_blank">Google Play</a> or the <a href="https://apps.apple.com/us/app/bydfi-buy-btc-eth-doge/id6444251506" target="_blank">App Store.</a></li></ul><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753320176924.image.png" alt="BYD.1753320176924.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753320176924.image.png" style="width: 50%;"/></p><p><br></p><h3>2. Tap “Sign Up” in the Upper Right Corner</h3><p>On the login screen, tap the Sign Up option in the top-right corner to begin the registration process.</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753320216926.image.png" alt="BYD.1753320216926.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753320216926.image.png" style="width: 50%;"/></p><p><br></p><h3>3. Select a Registration Method</h3><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753320276502.image.png" alt="BYD.1753320276502.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753320276502.image.png" style="width: 50%;"/></p><p>Choose your preferred registration method:</p><ul><li>Email</li><li>Phone Number</li><li>Google Account</li><li>Telegram</li><li>Apple ID</li></ul><p>Each method offers a quick and secure way to create your BYDFi account.</p><p><br></p><h3>Email Registration</h3><p>1. Enter your email address.</p><p>2. Set a secure login password.</p><p>3. Enter an invitation code. (Optional)</p><p>4. Tap <strong>Register</strong> to receive a verification code via email.</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753320456640.image.png" alt="BYD.1753320456640.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753320456640.image.png" style="width: 50%;"/></p><p>5. Enter the verification code you received.</p><p>6. Tap <strong>Register</strong> again to complete the registration.</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753320523798.image.png" alt="BYD.1753320523798.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753320523798.image.png" style="width: 50%;"/></p><p><br></p><h3>Phone Registration</h3><p>1. Select your country/region and enter your phone number.</p><p>2. Set your password.</p><p>3. Enter an invitation code. (Optional)</p><p>4. Tap <strong>Register</strong> to receive an SMS verification code.</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753320693216.image.png" alt="BYD.1753320693216.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753320693216.image.png" style="width: 50%;"/></p><p>5. Enter the SMS code you received.</p><p>6. Tap <strong>Register</strong> to finish registering.</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753320752978.image.png" alt="BYD.1753320752978.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753320752978.image.png" style="width: 50%;"/></p><p><br></p><h3>Google, Telegram, or Apple ID Registration</h3><p>You can also quickly register using:</p><ul><li>Google Account</li><li>Telegram Account</li><li>Apple ID</li></ul><p>Just tap the icon of your preferred method on the sign-up page and follow the prompts to authorize and create your account instantly.</p><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753320809298.image.png" alt="BYD.1753320809298.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753320809298.image.png" style="width: 50%;"/></p><p><br></p><h2>⚠️ Important Notes</h2><ul><li>Each email or mobile number can only be associated with one BYDFi trading account.</li><li>Multiple account creation is not permitted under BYDFi’s policy.</li><li>Ensure your password is strong and stored securely.</li></ul><h2><br>📺 Watch the Video Tutorial</h2><p>👉 <a href="https://youtu.be/4xcnClcZITg" target="_blank">YouTube Tutorial</a></p>

How to Register Account on BYDFi (APP)

How to Register an Account on BYDFi (APP)｜BYDFi Help Center

<p>Creating a BYDFi account is quick and straightforward. You can register using your email, mobile number, Google, Telegram or Apple account. Follow the steps below to get started on your crypto trading journey.</p><p><br></p><h2>📝 Registration Options</h2><p>Users can sign up for a BYDFi account using one of the following methods:</p><ul><li>Email</li><li>Mobile number</li><li>Google account</li><li>Telegram account</li><li>Apple ID</li></ul><p><br></p><h2>📧 Email Registration</h2><h3>1. Enter Your Details</h3><p>Go to the <strong>Sign Up</strong> page and choose <strong>Email Registration</strong>.</p><ul><li>Enter your email address</li><li>Create a secure login password</li><li>(Optional) Enter a referral code if you have one </li><li>Click <strong>Sign Up</strong> to proceed.</li></ul><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753265858628.image.png" alt="BYD.1753265858628.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753265858628.image.png" style="width: 100%;"/></p><h3>2. Verify Your Email</h3><p>Check your inbox for a 6-digit verification code.</p><ul><li>Enter the code on the website</li><li>Click <strong>Confirm</strong></li></ul><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753263374913.image.png" alt="BYD.1753263374913.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753263374913.image.png" style="width: 100%;"/></p><h3>✅ Registration Complete</h3><p>🎉 Congratulations! Your BYDFi account has been successfully created using your email.</p><p><br></p><h2>📱 Mobile Registration</h2><h3>1. Enter Your Details</h3><p>Select <strong>Mobile Registration</strong> on the Get Started page.</p><ul><li>Enter your mobile number (Remove the leading "0" if present)</li><li>Set your login password</li><li>(Optional) Input your referral code </li><li>Click <strong>Sign Up</strong> to continue.</li></ul><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753265935006.image.png" alt="BYD.1753265935006.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753265935006.image.png" style="width: 100%;"/></p><h3>2. Verify Your Mobile Number</h3><ul><li>Enter the 6-digit verification code sent via SMS</li><li>Click Confirm</li></ul><p><img src="https://uploads.bydfi.in/events/cms/BYD.1753263642317.image.png" alt="BYD.1753263642317.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753263642317.image.png" style="width: 100%;"/></p><h3>✅ Registration Complete</h3><p>🎉 Congratulations! Your BYDFi account has been successfully created using your mobile number.</p><p><br></p><h2>Google, Telegram, or Apple ID Registration</h2><p>You can also quickly register using:</p><ul><li>Google Account</li><li>Telegram Account</li><li>Apple ID</li></ul><p>Just tap the icon of your preferred method on the sign-up page and follow the prompts to authorize and create your account instantly.<img src="https://uploads.bydfi.in/events/cms/BYD.1753321484332.image.png" alt="BYD.1753321484332.image.png" data-href="https://uploads.bydfi.in/events/cms/BYD.1753321484332.image.png" style="width: 100%;"/></p><h2>⚠️ Important Notes</h2><ul><li>Each email or mobile number can only be associated with one BYDFi trading account.</li><li>Multiple account creation is not permitted under BYDFi’s policy.</li><li>Ensure your password is strong and stored securely.</li></ul>

How to Register Account on BYDFi (PC)

How to Register an Account on BYDFi (PC)｜BYDFi Help Center

<p><img src="https://uploads.bydfi.in/events/cms1736162401041BSdBgYJJP5fI.png" alt="image.png" data-href="" style="width: 100%;"/>If you are unable to receive the verification code, BYDFi recommends that you try the following methods:</p><p><br><br>1. First of all, please make sure your mobile number and country code are entered correctly.<br><br>2. If the signal is not good, we suggest you move to a location with a good signal to get the verification code. You can also turn on and off the flight mode, and then turn on the network again.<br><br>3. Confirm whether the storage space of the mobile phone is sufficient. If the storage space is full, the verification code may not be received. BYDFi recommends that you regularly clear the content of the SMS.<br><br>4. Please make sure that the mobile number is not in arrears or disabled.<br><br>5. Restart your phone.</p><p><br><br>If you are often unable to receive the SMS verification code due to problems with the telecom service provider, you can also choose to <a href="https://www.bydfi.com/en/account/dashboard?type=security-setting" target="">use your email for verification</a>.</p>

What Should I Do If I Can't Receive the SMS Verification Code?

SMS Code Not Received? What to Do｜BYDFi Help Center

<html>
 <head></head>
 <body>
  <p style="text-align: start;"><img src="https://uploads.bydfi.in/events/cmsBYD.1736462382309.image.png" alt="BYD.1736462382309.image.png" data-href="https://uploads.bydfi.in/events/cmsBYD.1736462382309.image.png" style="width: 100%;">Dear BYDFi Users,</p>
  <p style="text-align: start;"><br></p>
  <p style="text-align: start;">We are pleased to announce the release of BYDFi APP version V3.6.1 with enhanced features and improvements!</p>
  <p><br></p>
  <p><strong>[New Feature]</strong></p>
  <p>• The Perpetual Contract Copy Trading Feature is now live! Simply log in to the app, click on "Futures" &gt; "Copy Trade" to start using it.</p>
  <p>• Added biometric authentication (Face ID or fingerprint recognition) for withdrawals.</p>
  <p><strong>[Feature Improvements]</strong></p>
  <p>• Refined design of the homepage, navigation bar, and personal center.</p>
  <p>• Optimization of some functions and bug fixes.</p>
  <p>Updated with the latest version of APP: <a href="https://apps.apple.com/app/id6444251506" target="" style="text-align: start;">IOS</a> / <a href="https://play.google.com/store/apps/details?id=com.bydfi.app" target="" style="text-align: start;">Android</a></p>
  <p><br></p>
  <p>We are constantly optimizing and developing new features and we would appreciate your suggestions and feedback. You can also participate in our <a href="https://www.bydfi.com/en/welfare-center?tab=3" target="">events</a> to get rewards!</p>
  <p style="text-align: start;"><br></p>
  <p style="text-align: start;">Thank you for your support!</p>
  <p style="text-align: start;"><br></p>
  <p style="text-align: start;">BYDFi Team</p>
  <p style="text-align: start;">2025/01/09</p>
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</html>

BYDFi APP Update Notice (2025/01/09)

<h3>1. Overview</h3><p>These API Key Terms of Use (hereinafter referred to as the “Terms”) apply to all users (the “Users”) who access the services of this platform through API keys (the “Keys”). By using the API keys, Users acknowledge that they have read, understood, and agreed to comply with these Terms, as well as all applicable platform policies.</p><p><br></p><h3>2. API Key Application and Usage</h3><p>2.1 Users must apply for API keys through the procedures specified by the platform and shall be solely responsible for the legality, compliance, and security of their usage.</p><p>2.2 API keys are for the User’s personal use only and must not be sold, transferred, shared, or licensed to any third party.</p><p>2.3 Users are responsible for securely storing and managing their API keys. Any loss or damage resulting from key disclosure or misuse shall be borne solely by the User.</p><p><br></p><h3>3. Access Permissions and Limitations</h3><p>3.1 The platform reserves the right to adjust API access permissions, call frequencies, and data access scope based on operational needs.</p><p>3.2 Users may not use the API for unauthorized automated trading, data scraping, or any activities that violate platform rules.</p><p>3.3 The platform reserves the right to modify, suspend, or terminate API access at any time without prior notice.</p><p><br></p><h3>4. Responsibilities and Obligations</h3><p>4.1 Users shall bear full responsibility for any risks or losses resulting from leakage, misuse, or unauthorized use of their API keys.</p><p>4.2 The platform shall not be liable for any direct or indirect damages arising from API usage, including but not limited to data loss, transaction failures, or system outages.</p><p>4.3 Users are strictly prohibited from using the API for any illegal, fraudulent, money laundering, or other unlawful activities in violation of applicable laws and regulations.</p><p><br></p><h3>5. Disclaimer</h3><p>5.1 The platform reserves the right to modify or discontinue the API service at any time and shall not be held liable for any resulting losses.</p><p>5.2 The platform shall not be responsible for interruptions to the API service caused by force majeure events, hacking incidents, network failures, or other circumstances beyond the platform’s reasonable control.</p><p><br></p><h3>6. Miscellaneous</h3><p>6.1 These Terms apply to all API users. The platform reserves the right of final interpretation.</p><p>6.2 The platform may update these Terms at any time as required by law or business needs. Any updates will be published on the official website or related pages. Continued use of the API constitutes acceptance of the updated Terms.</p>

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