2012-04-13 Kindle Fire Software Update Version 6.3 fire http://www.amazon.com/gp/help/customer/display.html?nodeId=200790620 http://kindle-fire-updates.s3.amazonaws.com/update-kindle-6.3_D01E_4019920.bin Kindle Fire 6.3 root http://forum.xda-developers.com/showthread.php?t=1568340