I give 1 star because you can't do less. Knowledge...

I give 1 star because you can't do less. Knowledge of technical service 0. They cannot cope with the selection of a vostro 3560 laptop adapter. They explain that because it is after the 9 minutes warranty on the phone and I did not receive any help. After calling the attention of the person who answered that he could not cope with the selection of the power supply, I received a raised voice answer that the laptop is more than 3 years old. Knowledge and commitment to 0