title: migrating from Angular 6 to Angular 7
body: <p>I have recently upgraded my Angular 4 app to Angular 6 and now want to upgrade to Angular 7. According to the below article , running command the following command shouldn't take more than 10 mins to upgrade.</p>
  
  <p><strong>ng update @angular/cli @angular/core</strong> </p>
  
  <p><a href="https://blog.angular.io/version-7-of-angular-cli-prompts-virtual-scroll-drag-and-drop-and-more-c594e22e7b8c" rel="noreferrer">https://blog.angular.io/version-7-of-angular-cli-prompts-virtual-scroll-drag-and-drop-and-more-c594e22e7b8c</a></p>
  
  <p>I dont see anything happening on the command prompt after running this command. No errors. Could somebody tell me why this is happening</p>