" The Samsung Galaxy S4 is equipped with an 11-pin Micro USBport that supports the Mobile High-Definition Link (MHL) feature. Therefore, with the right adapter, you can send high quality HDMI signals over this port "
Do you think what I think? Buy an hdmi adapter, connect to a monitor and choose how you want to back up your phone
I have no idea why Google put some of those words in bold, he's a good friend but does weird stuff from time to time.