How It All Started

iPhone 2G is the first generation iPhone touchscreen smartphone developed and marketed by Apple. It was introduced on January 9, 2007 after months of rumors. It went on sale in the US on June 29, 2007. The second generation was the iPhone 3G, announced on June 9, 2008.
The first iPhone no longer receives software updates from Apple, its latest firmware was iPhone OS 3.1.3.