To update your iPhone you will need to download the latest firmware file (IPSW). iOS 9.3.5 is an important security update that fixes a spyware flaw.

Unsure which version of iOS your iPhone can run? Here’s a quick guide so you can find out if your iPhone is compatible with the most recent iterations of the iPhone operating system, and ...

To update your iPhone you will need to download the latest firmware file (IPSW). iOS 9.3.5 is an important security update that fixes a spyware flaw.