The code example above suggests a misunderstanding (since resolved for the OP and several dozen others) of what *ngIf is for. To make a radio button checked dynamically in Angular, you have to bind the. Angular 2 Radio Button Validation with ngModel, Angular 6 - Could not find module "@angular-devkit/build-angular", Checking radio buttons groups in angular cli, How to set default checked value for RadioButton in Angular using *ngFor. The radio group has the value property that reflects the currently selected radio button inside of the group. We used the Angular Material library to make UI/UX in Angular. We use cookies to give you the best experience on our website. Forum Thread - Radio button does not show checked - Angular - EJ 2. Tell me more: Kendo UI ButtonGroup in Angular v5 App | Telerik Helper - Helping Ninja Technologists. Well use ngModel directive, this directive communicates with NgForm directive. Note: If you want to learn more on displaying JavaScript alert with AngularJS, please .