This Ionic 4 tutorial is written for beginners also. So we can go step by step. And you can easily create this camera app. Step1: Create a new Ionic 4 project. ionic start myapp blank Skip this step, if you already had Ionic 4 project. Step2: Install the camera plugin using the below command. cd myapp ionic cordova plugin add cordova-plugin-camera npm install @ionic-native/camera Step3: Import the plugin to the app.module.ts file and include the plugin in the providers. import { Camera , CameraOptions } from '@ionic-native/camera/ngx' ; Step4: Import the camera plugin to home.ts file and create an object reference using the constructor. import { Camera , CameraOptions } from '@ionic-native/camera/ngx' ; export class HomePage { constructor ( private camera : Camera ) { } } Step5. Create a function to capture the photo. image : any = '' openCam ( ) { const options : CameraOptions = { quality :...