A: In most cases, no. The UCH requires existing key authentication to enter programming mode. Without any working key, you need to read the UCH EEPROM directly (soldering or clip), then generate a key file. This is advanced and not recommended for beginners.
To reuse an old card:
Renolink can program key cards for many Renault vehicles, but it is for dealer-level tools like CAN Clip or Autel IM608. renolink key card programming