You can typically update your 4G LTE MiFi through three main methods. Always ensure your device has at least 50% battery before starting to avoid "bricking" (permanently damaging) the unit during a power loss. Method 1: Online Update (Easiest)
In this guide, we’ll show you why "latest is greatest" and how to safely download and install the best firmware for your device. Why Update Your MiFi Firmware? 4g lte mifi router firmware download better