Apple released its iOS 4.3 two days earlier before the iPad2 sale.
According to Mashable, iPhone, iPad and iPod touch users can install the update by clicking on the “Check for Update” button on the device summary page in iTunes.
OS 4.3 adds a number of new features such as Personal Hotspot for the iPhone, which allows users to share their 3G connection with other devices via WiFi, USB and Bluetooth, AirPlay support for Mobile Safari and third-party applications, improved Safari performances with the new Nitro engine and iTunes library streaming on a local network with Home Sharing.
