Repairing a clone is a hassle. To ensure your VCDS 22.3.1 HEX-V2 remains functional:
If your VCDS says "Unregistered," you must clear the license info in the EEPROM. Use a utility like . vcds 2231 hex v2 clone repair new
If it is a "Full Chip" version with the , you will need to reflash the EEPROM using a USBasp. Step B: The "Reflash" Method Repairing a clone is a hassle