What you need To set up your new iPhone with migration assistant, both devices must be on iOS 12.4 or newer — that includes iOS 13.

iOS 9.0.1 bug-fix update addresses several stability issues in iOS 9 including installation and post-update problems.

How to Factory Reset iPhone Complete guide to safely wiping your iPhone and restoring it to original settings What to Know • ...

We're just a week out from the public release of iOS 9, and the operating system is already getting its first update. iOS 9.0.1 is primarily focused on fixing small-but-annoying bugs in the OS ...