If you have a genuine HEX-V2 or HEX-NET interface, you can often "un-revoke" the license by forcing a fresh firmware update through the Ross-Tech VCI Config Utility : Connect your interface to your PC via USB.
If you are using a clone and the license has been revoked, the "bricking" is often permanent unless you have advanced technical skills to flash the EEPROM chip. To prevent this or potentially recover a partially blocked cable: vcds revoked fix
Download the latest software directly from the official Ross-Tech site and reinstall it, which will refresh the correct drivers. If you have a genuine HEX-V2 or HEX-NET