diff --git a/src/app/app.component.ts b/src/app/app.component.ts
index 2edeccf..e9146c7 100644
--- a/src/app/app.component.ts
+++ b/src/app/app.component.ts
@@ -41,17 +41,10 @@ export class AppComponent {
   }
 
   ngOnInit() {
-    console.log(this.isLoggedIn);
-
     if (this.isLoggedIn === undefined) {
       this.router.navigate(['/login']);
     } else {
-      this.getUserIdInLocalStorage();
       this.router.navigate(['/summary']);
     }
   }
-
-  getUserIdInLocalStorage() {
-    localStorage.setItem('currentUser', JSON.stringify('5EX7gnwPPGEDbN186Rdw'));
-  }
 }
diff --git a/src/app/components/login/login.component.html b/src/app/components/login/login.component.html
index 572489a..c3e4e45 100644
--- a/src/app/components/login/login.component.html
+++ b/src/app/components/login/login.component.html
@@ -71,6 +71,7 @@
           [class]="'btn-guest-login'"
           [type]="'button'"
           [value]="'Guest Log in'"
+          (click)="guestLogin()"
         ></app-form-btn>
       </div>
     </div>
diff --git a/src/app/components/login/login.component.ts b/src/app/components/login/login.component.ts
index dfbbb99..4e27b9f 100644
--- a/src/app/components/login/login.component.ts
+++ b/src/app/components/login/login.component.ts
@@ -2,6 +2,8 @@ import { CommonModule } from '@angular/common';
 import { Component } from '@angular/core';
 import { FormsModule, NgForm } from '@angular/forms';
 import { FormBtnComponent } from '../../shared/components/buttons/form-btn/form-btn.component';
+import { FirebaseService } from '../../services/firebase.service';
+import { Router } from '@angular/router';
 
 @Component({
   selector: 'app-login',
@@ -16,8 +18,22 @@ export class LoginComponent {
     password: '',
   };
 
+  constructor(
+    private firebaseService: FirebaseService,
+    private router: Router
+  ) {}
+
   onSubmit(ngForm: NgForm) {
     if (ngForm.submitted && ngForm.form.valid) {
     }
   }
+
+  guestLogin() {
+    this.getUserIdInLocalStorage();
+    window.location.reload();
+  }
+
+  getUserIdInLocalStorage() {
+    localStorage.setItem('currentUser', JSON.stringify('5EX7gnwPPGEDbN186Rdw'));
+  }
 }
diff --git a/src/app/services/firebase.service.ts b/src/app/services/firebase.service.ts
index 9dbb8f1..0bf4201 100644
--- a/src/app/services/firebase.service.ts
+++ b/src/app/services/firebase.service.ts
@@ -22,7 +22,6 @@ export class FirebaseService implements OnDestroy {
   allTasks: Task[] = [];
   filteredTasks: Task[] = [];
   allUsers: User[] = [];
-  isUserLogin: boolean = false;
 
   unsubTask;
   unsubUser;
diff --git a/src/app/services/shared.service.ts b/src/app/services/shared.service.ts
index a3bbfa0..2466a68 100644
--- a/src/app/services/shared.service.ts
+++ b/src/app/services/shared.service.ts
@@ -36,4 +36,15 @@ export class SharedService {
   cleanup() {
     this.removeResizeListener();
   }
+
+  // LOGOUT
+
+  logout() {
+    this.deleteUserIdInLocalStorage();
+    window.location.reload();
+  }
+
+  deleteUserIdInLocalStorage() {
+    localStorage.removeItem('currentUser');
+  }
 }
diff --git a/src/app/shared/components/navbar/navbar.component.html b/src/app/shared/components/navbar/navbar.component.html
index 8ac9921..3e7579f 100644
--- a/src/app/shared/components/navbar/navbar.component.html
+++ b/src/app/shared/components/navbar/navbar.component.html
@@ -18,7 +18,7 @@
   >
     <span>{{ "navbar.legalNotice" | translate }}</span>
   </div>
-  <div class="link" onclick="logout()">
+  <div class="link" (click)="logout()">
     <span>{{ "navbar.logout" | translate }}</span>
   </div>
 </nav>
diff --git a/src/app/shared/components/navbar/navbar.component.ts b/src/app/shared/components/navbar/navbar.component.ts
index 00329ae..9ba5aa2 100644
--- a/src/app/shared/components/navbar/navbar.component.ts
+++ b/src/app/shared/components/navbar/navbar.component.ts
@@ -4,6 +4,7 @@ import { HeaderComponent } from '../header/header.component';
 import { LanguageService } from '../../../services/language.service';
 import { CommonModule } from '@angular/common';
 import { TranslateModule } from '@ngx-translate/core';
+import { SharedService } from '../../../services/shared.service';
 
 @Component({
   selector: 'app-navbar',
@@ -18,9 +19,17 @@ export class NavbarComponent {
 
   currentRoute: string = '';
 
-  constructor(public langService: LanguageService, private router: Router) {}
+  constructor(
+    public langService: LanguageService,
+    private router: Router,
+    private sharedService: SharedService
+  ) {}
 
   ngOnInit() {
     this.currentRoute = this.router.url;
   }
+
+  logout() {
+    this.sharedService.logout();
+  }
 }
diff --git a/src/app/shared/components/sidebar/sidebar.component.html b/src/app/shared/components/sidebar/sidebar.component.html
index e7d0cbd..8509635 100644
--- a/src/app/shared/components/sidebar/sidebar.component.html
+++ b/src/app/shared/components/sidebar/sidebar.component.html
@@ -61,6 +61,6 @@
       {{ "sidebar.privacyPolicy" | translate }}
     </div>
     <div routerLink="imprint">{{ "sidebar.legalNotice" | translate }}</div>
-    <div onclick="logout()">{{ "sidebar.logout" | translate }}</div>
+    <div (click)="logout()">{{ "sidebar.logout" | translate }}</div>
   </div>
 </section>
diff --git a/src/app/shared/components/sidebar/sidebar.component.ts b/src/app/shared/components/sidebar/sidebar.component.ts
index 5759194..8032efd 100644
--- a/src/app/shared/components/sidebar/sidebar.component.ts
+++ b/src/app/shared/components/sidebar/sidebar.component.ts
@@ -3,6 +3,7 @@ import { Component, OnInit } from '@angular/core';
 import { NavigationEnd, Router, RouterModule } from '@angular/router';
 import { TranslateModule } from '@ngx-translate/core';
 import { LanguageService } from '../../../services/language.service';
+import { SharedService } from '../../../services/shared.service';
 
 @Component({
   selector: 'app-sidebar',
@@ -16,13 +17,18 @@ export class SidebarComponent implements OnInit {
 
   constructor(
     private router: Router,
-    public languageService: LanguageService
+    public languageService: LanguageService,
+    private sharedService: SharedService
   ) {}
 
   ngOnInit(): void {
     this.getCurrentPath();
   }
 
+  logout() {
+    this.sharedService.logout();
+  }
+
   getCurrentPath() {
     this.router.events.subscribe((event) => {
       if (event instanceof NavigationEnd) {