diff --git a/src/app/components/add-task/add-task.component.html b/src/app/components/add-task/add-task.component.html
index 05fcfc0..7a5b80c 100644
--- a/src/app/components/add-task/add-task.component.html
+++ b/src/app/components/add-task/add-task.component.html
@@ -173,7 +173,7 @@
                 'background-color':
                   taskData.priority == 'urgent' ? 'red' : 'white'
               }"
-              (click)="tooglePriority('urgent')"
+              (click)="togglePriority('urgent')"
             >
               <div class="btn-text">
                 <span>{{ "addTask.urgent" | translate }}</span>
@@ -190,7 +190,7 @@
                 'background-color':
                   taskData.priority == 'medium' ? 'orange' : 'white'
               }"
-              (click)="tooglePriority('medium')"
+              (click)="togglePriority('medium')"
             >
               <div class="btn-text">
                 <span>{{ "addTask.medium" | translate }}</span>
@@ -207,7 +207,7 @@
                 'background-color':
                   taskData.priority == 'low' ? 'green' : 'white'
               }"
-              (click)="tooglePriority('low')"
+              (click)="togglePriority('low')"
             >
               <div class="btn-text">
                 <span>{{ "addTask.low" | translate }}</span>
diff --git a/src/app/components/add-task/add-task.component.ts b/src/app/components/add-task/add-task.component.ts
index 9c33455..8887c53 100644
--- a/src/app/components/add-task/add-task.component.ts
+++ b/src/app/components/add-task/add-task.component.ts
@@ -176,9 +176,9 @@ export class AddTaskComponent implements OnInit {
       : (this.dateInPast = false);
   }
 
-  tooglePriority(prio: string) {
-    this.taskData.priority !== prio
-      ? (this.taskData.priority = prio)
+  togglePriority(priority: string) {
+    this.taskData.priority !== priority
+      ? (this.taskData.priority = priority)
       : this.taskData.priority;
     this.saveTaskData();
   }
diff --git a/src/app/components/add-task/assigned/assigned.component.ts b/src/app/components/add-task/assigned/assigned.component.ts
index 8a6465f..65f170d 100644
--- a/src/app/components/add-task/assigned/assigned.component.ts
+++ b/src/app/components/add-task/assigned/assigned.component.ts
@@ -3,7 +3,6 @@ import { FirebaseService } from '../../../services/firebase.service';
 import { CommonModule } from '@angular/common';
 import { User } from '../../../interfaces/user.interface';
 import { AddTaskComponent } from '../add-task.component';
-import { SharedService } from '../../../services/shared.service';
 
 @Component({
   selector: 'app-assigned',
@@ -20,11 +19,8 @@ export class AssignedComponent {
 
   assigned: string[] = [];
 
-  constructor(
-    public firebaseService: FirebaseService,
-    private sharedService: SharedService
-  ) {
-    this.loadTaskAssigedData();
+  constructor(public firebaseService: FirebaseService) {
+    this.loadTaskAssignedData();
   }
 
   updateAssigned() {
@@ -50,7 +46,7 @@ export class AssignedComponent {
     }
   }
 
-  loadTaskAssigedData() {
+  loadTaskAssignedData() {
     const taskDataString = localStorage.getItem('taskData');
     if (taskDataString !== null) {
       const taskData = JSON.parse(taskDataString);
diff --git a/src/app/components/contacts/contact-edit-new/contact-edit-new.component.html b/src/app/components/contacts/contact-edit-new/contact-edit-new.component.html
index 74abe33..1a2b247 100644
--- a/src/app/components/contacts/contact-edit-new/contact-edit-new.component.html
+++ b/src/app/components/contacts/contact-edit-new/contact-edit-new.component.html
@@ -25,7 +25,7 @@ firebaseService.getUserDataFromId(currentUserId); track user) {
       </div>
       <div class="form">
         <app-contact-form
-          (inititalsEmitter)="inititalsEmitter($event)"
+          (initialsEmitter)="initialsEmitter($event)"
           [currentUserId]="currentUserId"
           [newColor]="newColor"
           [currentColor]="user.color"
@@ -56,7 +56,7 @@ firebaseService.getUserDataFromId(currentUserId); track user) {
       </div>
       <div class="form">
         <app-contact-form
-          (inititalsEmitter)="inititalsEmitter($event)"
+          (initialsEmitter)="initialsEmitter($event)"
           [randomColor]="randomColor"
           [newColor]="newColor"
         ></app-contact-form>
diff --git a/src/app/components/contacts/contact-edit-new/contact-edit-new.component.ts b/src/app/components/contacts/contact-edit-new/contact-edit-new.component.ts
index 9e593a3..16c9039 100644
--- a/src/app/components/contacts/contact-edit-new/contact-edit-new.component.ts
+++ b/src/app/components/contacts/contact-edit-new/contact-edit-new.component.ts
@@ -33,7 +33,7 @@ export class ContactEditNewComponent implements OnInit {
     public sharedService: SharedService
   ) {}
 
-  inititalsEmitter(emitter: string) {
+  initialsEmitter(emitter: string) {
     this.userInitials = emitter;
   }
 
diff --git a/src/app/components/contacts/contact-edit-new/contact-form/contact-form.component.html b/src/app/components/contacts/contact-edit-new/contact-form/contact-form.component.html
index 916b2db..5a3a6a2 100644
--- a/src/app/components/contacts/contact-edit-new/contact-form/contact-form.component.html
+++ b/src/app/components/contacts/contact-edit-new/contact-form/contact-form.component.html
@@ -95,7 +95,7 @@
       } @else { @if (email.touched &&
       !checkIfUserEmailIsValid(contactData.email)) {
       <p>{{ "contactDialogForm.invalidMail1" | translate }}</p>
-      } @else { @if (existEmailonServer(contactData.email).length > 0 &&
+      } @else { @if (existEmailOnServer(contactData.email).length > 0 &&
       !contactData.email) {
       <p>{{ "contactDialogForm.invalidMail2" | translate }}</p>
       } } }
diff --git a/src/app/components/contacts/contact-edit-new/contact-form/contact-form.component.ts b/src/app/components/contacts/contact-edit-new/contact-form/contact-form.component.ts
index 268937d..8ff26f4 100644
--- a/src/app/components/contacts/contact-edit-new/contact-form/contact-form.component.ts
+++ b/src/app/components/contacts/contact-edit-new/contact-form/contact-form.component.ts
@@ -27,7 +27,7 @@ export class ContactFormComponent implements OnInit, OnChanges {
   @Input() randomColor: string = '';
   @Input() newColor: string = '';
   @Input() currentColor: string = '';
-  @Output() inititalsEmitter = new EventEmitter<string>();
+  @Output() initialsEmitter = new EventEmitter<string>();
 
   constructor(
     private router: Router,
@@ -95,7 +95,7 @@ export class ContactFormComponent implements OnInit, OnChanges {
         initials: initials,
       };
     }
-    this.inititalsEmitter.emit(initials);
+    this.initialsEmitter.emit(initials);
   }
 
   updateUserData() {
@@ -129,7 +129,7 @@ export class ContactFormComponent implements OnInit, OnChanges {
     }
   }
 
-  existEmailonServer(mail: string) {
+  existEmailOnServer(mail: string) {
     return this.firebaseService
       .getAllUsers()
       .filter((user) => user.email === mail);
diff --git a/src/app/components/contacts/contacts.component.ts b/src/app/components/contacts/contacts.component.ts
index 16335ed..a989b4b 100644
--- a/src/app/components/contacts/contacts.component.ts
+++ b/src/app/components/contacts/contacts.component.ts
@@ -61,11 +61,11 @@ export class ContactsComponent {
   }
 
   sortFirstLetter() {
-    let filteretArray = this.loadAllUserWithoutGuest().sort((a, b) =>
+    let filterteArray = this.loadAllUserWithoutGuest().sort((a, b) =>
       a.firstName.localeCompare(b.firstName)
     );
     let usersFirstLetter = Array.from(
-      new Set(filteretArray.map((user) => user.firstName[0].toUpperCase()))
+      new Set(filterteArray.map((user) => user.firstName[0].toUpperCase()))
     );
     return usersFirstLetter;
   }
diff --git a/src/app/components/login/login.component.html b/src/app/components/login/login.component.html
index d4ab2f3..3259203 100644
--- a/src/app/components/login/login.component.html
+++ b/src/app/components/login/login.component.html
@@ -35,7 +35,7 @@
         <div class="error-msg">
           @if (!mail.valid && mail.touched && !sharedService.isBtnDisabled) {
           <p>{{ "login.errorMail0" | translate }}</p>
-          } @if (loginSerivce.errorCode == 'auth/invalid-email' &&
+          } @if (loginService.errorCode == 'auth/invalid-email' &&
           !sharedService.isBtnDisabled) {
           <p>{{ "login.errorMail1" | translate }}</p>
           } @if (mail.valid && mail.touched &&
@@ -49,7 +49,7 @@
           id="password"
           name="password"
           #password="ngModel"
-          [type]="loginSerivce.passwordFieldType"
+          [type]="loginService.passwordFieldType"
           placeholder="{{ 'login.password' | translate }}"
           class="custom-input"
           autocomplete="current-password"
@@ -67,15 +67,15 @@
         <img
           class="passwordEye"
           *ngIf="isPasswordIconVisible"
-          (click)="loginSerivce.togglePasswordVisibility()"
-          [src]="loginSerivce.passwordIcon"
+          (click)="loginService.togglePasswordVisibility()"
+          [src]="loginService.passwordIcon"
         />
         }
         <div class="error-msg">
           @if (!password.valid && password.touched &&
           !sharedService.isBtnDisabled) {
           <p>{{ "login.errorPassword0" | translate }}</p>
-          } @if (loginSerivce.errorCode == 'auth/invalid-credential' &&
+          } @if (loginService.errorCode == 'auth/invalid-credential' &&
           !sharedService.isBtnDisabled) {
           <p>{{ "login.errorPassword1" | translate }}</p>
           }
diff --git a/src/app/components/login/login.component.ts b/src/app/components/login/login.component.ts
index 9ee46e7..dc6080d 100644
--- a/src/app/components/login/login.component.ts
+++ b/src/app/components/login/login.component.ts
@@ -38,7 +38,7 @@ export class LoginComponent {
 
   constructor(
     private firebaseService: FirebaseService,
-    public loginSerivce: LoginService,
+    public loginService: LoginService,
     public sharedService: SharedService,
     private overlayService: OverlayService,
     private route: ActivatedRoute,
@@ -63,7 +63,7 @@ export class LoginComponent {
   onSubmit(ngForm: NgForm) {
     this.sharedService.isBtnDisabled = true;
     if (ngForm.submitted && ngForm.form.valid) {
-      this.loginSerivce.login(this.loginData);
+      this.loginService.login(this.loginData);
     }
   }
 
@@ -77,7 +77,7 @@ export class LoginComponent {
 
   googleLogin() {
     this.sharedService.isBtnDisabled = true;
-    this.loginSerivce.googleLogin();
+    this.loginService.googleLogin();
   }
 
   checkIfUserEmailIsValid(emailValue: string) {