How to Check Which iOS Version You're Running on Your iPhone
By Amy Spitzfaden–Both
Being able to check which iOS version you're running is an important skill to have. Many apps and programs won't run if an iOS is too out of date, and if you're running into general bugs or glitches on your phone, being able to find your iOS version will greatly help with troubleshooting, such as finding out if you need an update. It's also something you'll need to know when you're getting help over the phone, so you don't have to face that terrible moment where you ask yourself, what is my operating system? Here are two easy ways to find out which OS you are running.