1. Official Certification Download Channel
Official Website Direct Link
Visit the official Ouyi website through your browser, click the "Download" button in the top navigation bar, and the system will automatically identify the device type (iOS/Android) and generate the corresponding installation package download link. This channel ensures that you get the latest version of the application and avoids the risk of third-party modifications.
For Android users: (You need to enable "Allow installation from this source" permission)
2. 2025 Four-Step Quick Registration Guide
The platform has completed the optimization of the registration process and now supports dual registration methods via mobile phone and email:
Basic Information Entry
Visit the official Ouyi website, select "Mobile Phone Registration" or "Email Registration," and fill in the country/region information.
Security Verification Settings
Create a complex password that includes uppercase and lowercase letters, numbers, and special symbols (recommended to be more than 12 characters).
After completing the graphic verification code check, the system will send a text/email verification code (valid for 5 minutes).
Real Name Authentication (KYC)
After logging in, enter the "Identity Verification" module and upload photos of the front and back of your ID card (must show all corners completely without glare or obstruction).
Security Protection Configuration
It is recommended to generate a 16-digit anti-phishing code in the security center for verifying the authenticity of official communications.
3. Device Compatibility and Adaptation Plan
Special Requirements for iOS Devices
System Version: Requires iOS 13 and above (it is recommended to use iOS 15+ for full functionality).
Special Note: If you encounter an update failure, you can try uninstalling and then re-downloading from the official website.
Optimization Suggestions for Android Devices
System Version: Android 8.0 and above is prioritized for full functionality.
4. Three Principles of Security Protection
Permission Management Specifications
Only authorize necessary permissions during installation (such as network access, storage permissions), and deny requests for unrelated permissions such as camera and location information.
Download Exception Handling
Error Code 102: Clear the browser cache and retry downloading from the official website.
Account Security Mechanism
Transaction Password Lock: More than 3 incorrect attempts in a single day will trigger a 72-hour risk control, requiring you to wait for unlocking or contact customer service.
5. Compliance Usage Recommendations
After completing registration, it is recommended to first conduct small fiat currency trading tests through "Buy Crypto" → "C2C Trading." Familiarize yourself with the operating process before proceeding with large transactions. The platform has integrated the Blockchain Security Alliance (BSA) anti-money laundering system, please ensure that the source of trading funds is legal and compliant.
Get the official application now: Visit the official Ouyi website to start your digital asset management journey.