The Settings icon can’t be deleted it can be moved into a folder accidentally. Below is how you can get the Settings icon back on the home screen with ease. So, you are in big trouble if you have lost your Settings App.
The Settings App is an essential part of iOS as it controls how the iPhone works. The Settings are still accessible through spotlight search but they want the icon to appear on the home screen. Apple iPhone users are facing the issue that they accidentally deleted the Settings icon from the home screen and they don’t know how to get it back.