diff --git a/angular/src/app/directives/download-app.directive.ts b/angular/src/app/directives/download-app.directive.ts
index 0de44de..febb769 100644
--- a/angular/src/app/directives/download-app.directive.ts
+++ b/angular/src/app/directives/download-app.directive.ts
@@ -12,16 +12,20 @@ export class DownloadAppDirective implements OnInit {
     private messageService: MessageService,
     public renderer: Renderer2,
     private el: ElementRef
-  ) {}
-  ngOnInit(): void {
-    this.getTypeDevice();
-    this.renderer.listen('window', 'beforeinstallprompt', (e) => {
+  ) {
+    renderer.listen('window', 'beforeinstallprompt', (e) => {
       e.preventDefault();
       this.deferredPrompt = e;
     });
-    this.renderer.listen('window', 'appinstalled', (evt) => {
+    renderer.listen('window', 'appinstalled', (evt) => {
       console.log('INSTALLED!!!');
     });
+  }
+
+  ngOnInit(): void {
+    this.getTypeDevice();
+    console.log('#');
+    
     if (!((this.deviceType == 'android' && this.deferredPrompt) || this.deviceType == 'ios')) {
       console.log(this.deviceType);
       console.log(this.deferredPrompt);