my idiot brother upgraded my iphone saying that itunes told him to moron.
anyways the iphone charges with my home charger but it will not be recognized by my computer or itunes when plugged in says "microsoft doesnt support device" and in itunes nothing happends. tried putting in dfu mode nothing happeneds and in restore mode nothing also tried using all ibrickr programs nothing, may anybody help it just on the activation screen.

thank you for your help