The is a specialized USB driver used to connect the ZTE B860H Set-Top Box (STB)
| Error Message | Probable Cause | Solution | |---------------|----------------|----------| | "WorldCup Device failed driver installation (Code 28)" | Windows Driver Signature Enforcement blocks unsigned libusb drivers. | Disable Driver Signature Enforcement: Restart PC > press F8 > select "Disable Driver Signature Enforcement" (Win10/11: Shift+Restart > Troubleshoot > Startup Settings). | | Device shows "Unknown USB Device (Device Descriptor Request Failed)" | Faulty USB A-to-A cable or incorrect burning mode entry. | Use a new high-quality USB 2.0 A-to-A cable. Ensure you short the test points correctly. | | USB Burning Tool detects but fails at 2% or 7% with "Romcode/Switch Status/Error result" | Driver conflict or wrong firmware type. | Uninstall other USB drivers (e.g., Samsung, ADB composite). Reinstall Worldcup driver only. | | After driver install, device disappears from Device Manager when clicking Start | Power fluctuation. | Use a powered USB hub or connect the B860H power adapter before clicking Start. |
The name "Worldcup" is a misnomer that originated in Chinese firmware forums (e.g., ZNDS, 4PDA, XDA-Developers). It is a modified or repackaged version of .