Descrizione: Errore generale (0x0781) Codice di errore: 0xC0070781.
Sorry, I don't speak English.
Hello Nicoletta,
Sorry for not replying in your language. AVG Support is provided only in English.
We can understand that you are getting this error 0xC0070781 for AVG but could you please explain whether it is during the installation and mention the name of AVG program that you are trying to install and whether it is free, trial or paid version so that we can assist you better?