Hello @lorenzocotrina
Welcome to the LastPass Community. We apologize in advance for the issues you have been experiencing using your LastPass account.To reset your LastPass account please follow the steps outlined on the link below:
https://lastpass.com/reset_account.php
To delete your account please follow the steps outlined on the link below:
https://lastpass.com/delete_account.php
Please let us know if there is something else we can do for you.
Greetings!
Heyner | Customer Care