Here's how to determine the device model, whether you have the latest iPhone or a second-hand iPad. There are several ways to find your iPhone or iPad model name. Let's start with the easiest one.

Find your iPhone model: Look for the 'A' model number on the back or in the Settings app to determine which iPhone version you have. 'A' model number location: Pre-2017 iPhones have the 'A' number ...

You’ll find the model number in the slot, but it might be a bit small and hard to read. It could be useful if, for example, your phone won’t turn on though. If all else fails, it’s possible to narrow ...