This plugin only works for iOs > 10.3. It is not currently possible to do such a thing on Android.
Based on https://medium.com/@same7mabrouk/ios-10-3-alternate-app-icons-2abd7b4c0a38
Please read this medium :
See https://ikiwitech.com/2017/05/08/change-your-ios-application-icon-runtime/
ChangeIcon.reset(Function success, Function failure)
To reset and go back to the default icon
ChangeIcon.getCurrent(Function success, Function failure)
To get the current icon used
ChangeIcon.change(String iconName ,Function success, Function failure)
To change the current icon