Yes, the masters did it, but the car won't finish coding, they reset the data and drove the car from 1600 rpm to 2600 and everything like that, but it won't

Hello, I have a problem on my volvo v50, the "master" deleted all the codes and now no one in my country can enter them. I read that on this model, the ECU update must be done first so that the codes can be entered, I'm interested in how to do that?