The IPSW files provide a very quick method for updating the software on your iOS device via iTunes. IOS (iPhone/iPad/iPod Firmware) is a collection of firmware update files (IPSWs) for Apple's popular iPod and iPhone devices. Wait for the iPhone / iPad / iPod to finish the process Select the IPSW file you downloaded to update / restore your deviceĤ. On Macs OPTION-click and on PCs SHIFT-click the Update / Restore button in iTunesģ. Connect your device to your Mac or PC using the connection cableĢ. Download the firmware to your hard driveĢ.
How to update / restore your iPhone/iPad/iPod using the downloaded IPSW file:ġ. This package provides the installation files for Apple iPhone 3G (iPhone 1,2) Firmware iOS 4.2.1.
