. Many of you have pre-ordered the US versions of the Samsung Galaxy S3 by now, or already have an international version. And if you have been rocking an older Galaxy S device with the MHL adapter, it is important to note that the cable will not work with your shiny Galaxy S3. Not that this is the biggest surprise, as new devices usually require new accessories. This minor inconvenience is due to a difference in the pin layout for Samsung's flagship smartphone.
Android Phone, Don't try older Samsung MHL adapters with the Galaxy S3! It won't work