How to get mobile number of existing sim in iOS in ionic 5 Cordova

I have tried to fetch Mobile number using Sim plugin, but it not working in IOS. Getting error “Plugin are not installed”. Please help if any alternative or same. for Iphone device.

https://ionicframework.com/docs/v4/native/sim/

create demo project in stack blitz and see if you can replicate your issue so we can take a look.