Every time a software update comes to your phone, some of the new features go unnoticed as there is no visible display change. With the iOS 10, came an update that will help you read fine print text with convenience. The magnifying glass camera mode is a quite useful feature to read small details or fine text. To enable the feature, go to Settings > General > Accessibility and turn on ‘Magnifier.’
Once it is turned on, you can easily access the magnifier on the lock screen, home screen or even in an app. Just press the home button three times, and your phone becomes a magnifier.
This is what the screen will look like: