iOS application not working below iOS 10


#1

This is the information of my system
cli packages: (/Users/soc-mac-19/Desktop/yihawker-customers working/node_modules)

@ionic/cli-utils  : 1.12.0
ionic (Ionic CLI) : 3.12.0

global packages:

cordova (Cordova CLI) : 7.0.1

local packages:

@ionic/app-scripts : 1.3.12
Cordova Platforms  : android 6.2.3 ios 4.4.0
Ionic Framework    : ionic-angular 3.7.1

System:

Android SDK Tools : 26.1.1
Node              : v8.6.0
npm               : 4.6.1
OS                : macOS Sierra
Xcode             : Xcode 8.3.3 Build version 8E3004b 

I am not able to run the app in devices that has iOS version below 10. How can I fix this??
Please help!!!