How to Select the Aspect Ratio of a Photo Before Hitting the Shutter Button
By Amy Spitzfaden Both
If you want to make an image square on your iPhone or how to change the aspect ratio of a photo, it's easy to do! Don't wait until it's already taken to crop it to the right dimensions for Instagram; change the aspect ratio right there in your Camera app. Learn how to change your camera settings on your iPhone to take photos with the right dimensions so you don't have to crop it later.