The Kindle Fire has just received a new firmware update that brings it to version 6.31. This update brings additional parental controls to Kindle Fire, including the ability to password-protect purchases, disable access to specific content libraries, and block access to the Silk web browser. There is a loophole, however. It seems that the device does not prompt you for a … [Read more...] about Amazon Kindle Fire Receives 6.31 Firmware Update