ipsw extension to work properly with iTunes for updating device firmware, it is not a zip file or any other file format. The IPSW files are hosted by Apple on their servers, right-click and choose “Save As” for best results.īe sure you download the proper IPSW file for the device in question, you can identify the iPhone product type information in iTunes in the summary section for the device: In the summary section of iTunes, simply choosing the “Update” button will start the process.Īn advanced option for updating iOS 9.3 is to use IPSW firmware files, which requires iTunes and a USB cable. Users can also choose to update devices to iOS 9.3 by using iTunes on a computer, which requires a USB cable. The iPhone, IPad, or iPod touch will automatically reboot and complete installation.

Choose “Download & Install” when IOS 9.3 becomes visible in the Software Update section.

Open the Settings app and go to “General” followed by “Software Update”.

Back up the device to iTunes or iCloud and let the backup complete.

The best way to update to iOS 9.3 on any iPhone, iPad, or iPod touch is through the over the air update mechanism on the device, as so: Multiple bug fixes and security improvements are also included, making iOS 9.3 a recommended update to users running a prior version of iOS 9. IOS 9.3 includes several new features, including password protected Notes app, a night time color adjustment mode called Night Shift, multi-user support for iPad in education environments, and a variety of other minor changes.

Ios 9 signed 042916 zip