Sprint's Overdrive unit brought the best of technologies together and combined it into one neat package that offers mobile users the best solution for high speed data connectivity. Similar to what we see happening on handsets all the time, the Sprint Overdrive 3G/4G mobile hotspot is receiving a firmware update to improve its experience. Sure this small device packs 4G connectivity speeds and shares it via Wi-Fi, but the update significantly brings forth several improvements and bug fixes. It provides improved stability that eliminates freeze-ups, Wi-Fi enhancements, better battery life, faster boot-up time to get your situated right away, and the ability to enable/disable the microSD card. Installing the firmware update will require you to do some additional work to get it running all pretty – Sprint's website details the entire manual process to aid you. In the end, you'll have one better running Overdrive unit that will continue to dish out that high speed love wherever you're at.