What's in iOS 10.1.1 & How to Install
iOS 10.1.1 is a rather small update and its change log lists a fix for missing data in the Health application. So far, that's the only notable change on board.
If you failed to make the move to iOS 10.1 before the release of iOS 10.1.1, you'll get its features and fixes baked in.
We've put together a walkthrough that will take you through the changes on board the iOS 10.1 update and its important to get acquainted with those before you make the move.
If you're new to iOS or you simply need additional help, you'll also want to take a look at our iOS 10.1.1 download guide.
It'll take you step-by-step through the correct way to get the update on board your phone.