To be honest, if you're sure you're typing in the correct key, there's not a great deal I can usefully advise, you may need to ring up PCS when their phone lines are open again on Monday morning.
Windows doesn't need activating for 30 days anyway, so you should be fine just ignoring it til either someone else can suggest something useful or the guys on the phones can help.
Windows doesn't need activating for 30 days anyway, so you should be fine just ignoring it til either someone else can suggest something useful or the guys on the phones can help.