When Amazon unveiled the Kindle Fire HDX and second-generation Kindle Fire HD tablets back in September, both were equipped with a newly updated (and newly monikered) operating system: Fire OS 3.0. But plans were already in the works for a 3.1 update that would add even more functionality.
That update has arrived, and Amazon plans to deliver it automatically, over the air, to compatible Kindles in the coming weeks. However, if you'd rather get it right now, you can.
Step one: Make sure you have a compatible Kindle, and make sure it's at least half charged. … Read more