>>>Tore
>>>
>>>Please can you tell me where I'm going wrong? I have a PC and there's some code stored on it. I get an error message.
>>
>>Press the button marked "Power" and the message will disappear.
>>
>
>I tried but nothing happened. Do you think I should put the plug in the socket (outlet)?

No, not if you want it to disappear, stupid. If you really want to see the error message, yes, plug it in! And send me my $100 for the technical support.