diff --git a/uniplanWeb/src/app/core/shared/navmenu-component/navmenu-component.ts b/uniplanWeb/src/app/core/shared/navmenu-component/navmenu-component.ts
index 926e096..903d103 100644
--- a/uniplanWeb/src/app/core/shared/navmenu-component/navmenu-component.ts
+++ b/uniplanWeb/src/app/core/shared/navmenu-component/navmenu-component.ts
@@ -1,4 +1,4 @@
-import { Component, HostListener, OnInit, ChangeDetectionStrategy } from '@angular/core';
+import { Component, HostListener, OnInit, ChangeDetectionStrategy, inject } from '@angular/core';
 import { CommonModule } from '@angular/common';
 import { RouterLink, RouterLinkActive } from '@angular/router';
 import { TranslatePipe } from '@ngx-translate/core';
@@ -17,7 +17,8 @@ export class NavmenuComponent implements OnInit {
   isSidebarCollapsed = false;
   isMobileView = window.innerWidth <= 768;
 
-  constructor(public authService: LoginAuthService) {}
+    public authService = inject(LoginAuthService);
+    public viewService = inject(ViewService);
 
   ngOnInit(): void {
     this.checkViewport();
diff --git a/uniplanWeb/src/app/features/faculty/faculty-add-form/faculty-add-form.ts b/uniplanWeb/src/app/features/faculty/faculty-add-form/faculty-add-form.ts
index 8b75138..0bcc189 100644
--- a/uniplanWeb/src/app/features/faculty/faculty-add-form/faculty-add-form.ts
+++ b/uniplanWeb/src/app/features/faculty/faculty-add-form/faculty-add-form.ts
@@ -1,4 +1,4 @@
-import { Component, OnInit, ChangeDetectionStrategy } from '@angular/core';
+import { Component, OnInit, ChangeDetectionStrategy, inject } from '@angular/core';
 import { FormsModule } from '@angular/forms';
 import { MatDialogModule, MatDialogRef } from '@angular/material/dialog';
 import { MatFormField, MatLabel } from '@angular/material/form-field';
@@ -37,11 +37,9 @@ export class FacultyAddForm implements OnInit {
   universityId = '';
   universities: UniversityElm[] = [];
 
-  constructor(
-    private dialogRef: MatDialogRef<AddForm>,
-    private facultyService: FacultyService,
-    private universityService: UniversityService
-  ) { }
+    private dialogRef = inject(MatDialogRef<AddForm>);
+    private facultyService = inject(FacultyService);
+    private universityService = inject(UniversityService);
 
   ngOnInit(): void {
     this.universityService.getAllUniversities().subscribe({
diff --git a/uniplanWeb/src/app/features/faculty/faculty-delete-form/faculty-delete-form.ts b/uniplanWeb/src/app/features/faculty/faculty-delete-form/faculty-delete-form.ts
index 853c1a5..de3d875 100644
--- a/uniplanWeb/src/app/features/faculty/faculty-delete-form/faculty-delete-form.ts
+++ b/uniplanWeb/src/app/features/faculty/faculty-delete-form/faculty-delete-form.ts
@@ -1,4 +1,4 @@
-import { Component, Inject, ChangeDetectionStrategy } from '@angular/core';
+import {Component, ChangeDetectionStrategy, inject} from '@angular/core';
 import { DeleteForm } from '../../../core/shared/delete-form/delete-form';
 import {
   MAT_DIALOG_DATA,
@@ -16,12 +16,10 @@ import { TranslatePipe } from '@ngx-translate/core';
   imports: [DeleteForm, MatDialogModule, TranslatePipe],
 })
 export class FacultyDeleteForm {
-  constructor(
-    private facultyService: FacultyService,
-    private dialogRef: MatDialogRef<FacultyDeleteForm>,
-    @Inject(MAT_DIALOG_DATA)
-    public data: { id: string; facultyName: string }
-  ) { }
+
+  private facultyService = inject(FacultyService);
+  private dialogRef = inject(MatDialogRef<FacultyDeleteForm>);
+  public data = inject<{ id: string; facultyName: string }>(MAT_DIALOG_DATA);
 
   deleteFaculty(): void {
     this.facultyService.deleteFaculty(this.data.id).subscribe({
diff --git a/uniplanWeb/src/app/features/faculty/faculty-edit/faculty-edit.ts b/uniplanWeb/src/app/features/faculty/faculty-edit/faculty-edit.ts
index 41636a6..33b44fc 100644
--- a/uniplanWeb/src/app/features/faculty/faculty-edit/faculty-edit.ts
+++ b/uniplanWeb/src/app/features/faculty/faculty-edit/faculty-edit.ts
@@ -1,4 +1,4 @@
-import { Component, Inject, ChangeDetectionStrategy } from '@angular/core';
+import { Component, ChangeDetectionStrategy, inject } from '@angular/core';
 import { FormsModule } from '@angular/forms';
 import {
   MatDialogModule,
@@ -32,25 +32,19 @@ import { TranslatePipe } from '@ngx-translate/core';
   ],
 })
 export class FacultyEdit {
-  facultyName = '';
-  location = '';
-  universityId = '';
 
-  constructor(
-    private dialogRef: MatDialogRef<EditForm>,
-    private facultyService: FacultyService,
-    @Inject(MAT_DIALOG_DATA)
-    public data: {
-      id: string;
-      facultyName: string;
-      location: string;
-      universityId: string;
-    }
-  ) {
-    this.facultyName = data.facultyName;
-    this.location = data.location;
-    this.universityId = data.universityId;
-  }
+  private dialogRef = inject(MatDialogRef<EditForm>);
+  private facultyService = inject(FacultyService);
+  public data = inject<{
+    id: string;
+    facultyName: string;
+    location: string;
+    universityId: string;
+  }>(MAT_DIALOG_DATA);
+
+  facultyName = this.data.facultyName;
+  location = this.data.location;
+  universityId = this.data.universityId;
 
   save() {
     if (!this.facultyName.trim()) {
diff --git a/uniplanWeb/src/app/features/faculty/faculty-options/faculty-options.ts b/uniplanWeb/src/app/features/faculty/faculty-options/faculty-options.ts
index 78bb40f..f0c2b48 100644
--- a/uniplanWeb/src/app/features/faculty/faculty-options/faculty-options.ts
+++ b/uniplanWeb/src/app/features/faculty/faculty-options/faculty-options.ts
@@ -1,5 +1,5 @@
 
-import { Component, ChangeDetectionStrategy } from '@angular/core';
+import { Component, ChangeDetectionStrategy, inject } from '@angular/core';
 import { MatButtonModule } from '@angular/material/button';
 import { MatIconModule } from '@angular/material/icon';
 import { MatTableModule } from '@angular/material/table';
@@ -20,7 +20,7 @@ import { AddButton } from '../../../core/shared/add-button/add-button';
   ],
 })
 export class FacultyOptions {
-  constructor(private dialog: MatDialog) { }
+  private dialog = inject(MatDialog);
 
   openAddForm() {
     this.dialog.open(FacultyAddForm, {
diff --git a/uniplanWeb/src/app/features/faculty/faculty-service.ts b/uniplanWeb/src/app/features/faculty/faculty-service.ts
index 1c423f0..b78eb75 100644
--- a/uniplanWeb/src/app/features/faculty/faculty-service.ts
+++ b/uniplanWeb/src/app/features/faculty/faculty-service.ts
@@ -1,5 +1,5 @@
 import { HttpClient } from '@angular/common/http';
-import { Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 import { map, Observable, Subject } from 'rxjs';
 import { FacultyElm } from '../../core/interfaces/faculty-elm';
 import {API_ENDPOINTS} from '../../config/endpoints';
@@ -10,7 +10,7 @@ import {API_ENDPOINTS} from '../../config/endpoints';
 export class FacultyService {
   refreshNeeded = new Subject<void>();
 
-  constructor(private http: HttpClient) {}
+  private http = inject(HttpClient);
 
   getFaculties(): Observable<FacultyElm[]> {
     return this.http.get<FacultyElm[]>(API_ENDPOINTS.faculties).pipe(
diff --git a/uniplanWeb/src/app/features/faculty/faculty-table/faculty-table.ts b/uniplanWeb/src/app/features/faculty/faculty-table/faculty-table.ts
index 11f4e80..989e515 100644
--- a/uniplanWeb/src/app/features/faculty/faculty-table/faculty-table.ts
+++ b/uniplanWeb/src/app/features/faculty/faculty-table/faculty-table.ts
@@ -1,5 +1,5 @@
 
-import { Component, ChangeDetectionStrategy, signal } from '@angular/core';
+import { Component, ChangeDetectionStrategy, inject } from '@angular/core';
 import { MatButtonModule } from '@angular/material/button';
 import { MatIconModule } from '@angular/material/icon';
 import { MatTableModule } from '@angular/material/table';
@@ -32,10 +32,8 @@ export class FacultyTable {
   ];
   dataSource = signal<FacultyElm[]>([]);
 
-  constructor(
-    private facultyService: FacultyService,
-    private dialog: MatDialog
-  ) { }
+    private facultyService = inject(FacultyService);
+    private dialog = inject(MatDialog);
 
   ngOnInit(): void {
     this.loadFaculties();
diff --git a/uniplanWeb/src/app/features/major/major-add-form/major-add-form.ts b/uniplanWeb/src/app/features/major/major-add-form/major-add-form.ts
index 997af68..c86d3cc 100644
--- a/uniplanWeb/src/app/features/major/major-add-form/major-add-form.ts
+++ b/uniplanWeb/src/app/features/major/major-add-form/major-add-form.ts
@@ -1,4 +1,4 @@
-import { Component, OnInit, ChangeDetectionStrategy } from '@angular/core';
+import { Component, OnInit, ChangeDetectionStrategy, inject } from '@angular/core';
 import { AddForm } from '../../../core/shared/add-form/add-form';
 import { MatDialogModule, MatDialogRef } from '@angular/material/dialog';
 import {
@@ -40,11 +40,9 @@ export class MajorAddForm implements OnInit {
 
   faculties: FacultyElm[] = [];
 
-  constructor(
-    private dialogRef: MatDialogRef<AddForm>,
-    private majorService: MajorService,
-    private facultyService: FacultyService
-  ) { }
+    private dialogRef = inject(MatDialogRef<AddForm>);
+    private majorService = inject(MajorService);
+    private facultyService = inject(FacultyService);
 
   ngOnInit(): void {
     this.facultyService.getFaculties().subscribe({
diff --git a/uniplanWeb/src/app/features/major/major-delete-form/major-delete-form.ts b/uniplanWeb/src/app/features/major/major-delete-form/major-delete-form.ts
index 8daf4d0..a11d819 100644
--- a/uniplanWeb/src/app/features/major/major-delete-form/major-delete-form.ts
+++ b/uniplanWeb/src/app/features/major/major-delete-form/major-delete-form.ts
@@ -1,4 +1,4 @@
-import { Component, Inject, ChangeDetectionStrategy } from '@angular/core';
+import { Component, ChangeDetectionStrategy, inject } from '@angular/core';
 import { DeleteForm } from '../../../core/shared/delete-form/delete-form';
 import {
   MAT_DIALOG_DATA,
@@ -18,12 +18,10 @@ import { TranslatePipe } from '@ngx-translate/core';
     TranslatePipe],
 })
 export class MajorDeleteForm {
-  constructor(
-    private majorService: MajorService,
-    private dialogRef: MatDialogRef<MajorDeleteForm>,
-    @Inject(MAT_DIALOG_DATA)
-    public data: { id: string; name: string }
-  ) {}
+
+  private majorService = inject(MajorService);
+  private dialogRef = inject(MatDialogRef<MajorDeleteForm>);
+  public data = inject<{ id: string; courseId: string; name: string }>(MAT_DIALOG_DATA);
 
   deleteMajor(): void {
     this.majorService
diff --git a/uniplanWeb/src/app/features/major/major-edit-form/major-edit-form.ts b/uniplanWeb/src/app/features/major/major-edit-form/major-edit-form.ts
index f3ee936..4c8522d 100644
--- a/uniplanWeb/src/app/features/major/major-edit-form/major-edit-form.ts
+++ b/uniplanWeb/src/app/features/major/major-edit-form/major-edit-form.ts
@@ -1,4 +1,4 @@
-import { Component, Inject, OnInit, ChangeDetectionStrategy } from '@angular/core';
+import { Component, OnInit, ChangeDetectionStrategy, inject } from '@angular/core';
 import { EditForm } from '../../../core/shared/edit-form/edit-form';
 import { MatFormField, MatLabel } from '@angular/material/form-field';
 import {
@@ -32,25 +32,20 @@ import { TranslatePipe } from '@ngx-translate/core';
     TranslatePipe],
 })
 export class MajorEditForm implements OnInit {
-  majorName = '';
-  facultyId = '';
 
   faculties: FacultyElm[] = [];
 
-  constructor(
-    private dialogRef: MatDialogRef<EditForm>,
-    private majorService: MajorService,
-    private facultyService: FacultyService,
-    @Inject(MAT_DIALOG_DATA)
-    public data: {
-      id: string;
-      majorName: string;
-      facultyId?: string;
-    }
-  ) {
-    this.majorName = data.majorName;
-    this.facultyId = data.facultyId || '';
-  }
+  private dialogRef = inject(MatDialogRef<EditForm>);
+  private majorService = inject(MajorService);
+  private facultyService = inject(FacultyService);
+  public data = inject<{
+    id: string;
+    majorName: string;
+    facultyId?: string;
+  }>(MAT_DIALOG_DATA);
+
+  majorName = this.data.majorName;
+  facultyId = this.data.facultyId || '';
 
   ngOnInit(): void {
     this.facultyService.getFaculties().subscribe({
diff --git a/uniplanWeb/src/app/features/major/major-options/major-options.ts b/uniplanWeb/src/app/features/major/major-options/major-options.ts
index e5a0660..6c81952 100644
--- a/uniplanWeb/src/app/features/major/major-options/major-options.ts
+++ b/uniplanWeb/src/app/features/major/major-options/major-options.ts
@@ -1,4 +1,4 @@
-import { Component, ChangeDetectionStrategy } from '@angular/core';
+import { Component, ChangeDetectionStrategy, inject } from '@angular/core';
 import { MatDialog } from '@angular/material/dialog';
 import { MajorAddForm } from '../major-add-form/major-add-form';
 
@@ -20,7 +20,7 @@ import { AddButton } from '../../../core/shared/add-button/add-button';
   styleUrl: './major-options.scss',
 })
 export class MajorOptions {
-  constructor(private dialog: MatDialog) {}
+  private dialog = inject(MatDialog);
 
   openAddForm() {
     this.dialog.open(MajorAddForm, {
diff --git a/uniplanWeb/src/app/features/major/major-service.ts b/uniplanWeb/src/app/features/major/major-service.ts
index c7a4626..5db3746 100644
--- a/uniplanWeb/src/app/features/major/major-service.ts
+++ b/uniplanWeb/src/app/features/major/major-service.ts
@@ -1,5 +1,5 @@
 import { HttpClient } from '@angular/common/http';
-import { Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 import { map, Observable, Subject, switchMap } from 'rxjs';
 import { MajorElm } from '../../core/interfaces/major-elm';
 import {environment} from '../../../environments/environment';
@@ -11,7 +11,7 @@ import {API_ENDPOINTS} from '../../config/endpoints';
 export class MajorService {
   refreshNeeded = new Subject<void>();
 
-  constructor(private http: HttpClient) {}
+  private http = inject(HttpClient);
 
   getMajors(): Observable<MajorElm[]> {
     return this.http.get<MajorElm[]>(API_ENDPOINTS.majors).pipe(
diff --git a/uniplanWeb/src/app/features/major/major-table/major-table.ts b/uniplanWeb/src/app/features/major/major-table/major-table.ts
index 23b9b4e..56f1f48 100644
--- a/uniplanWeb/src/app/features/major/major-table/major-table.ts
+++ b/uniplanWeb/src/app/features/major/major-table/major-table.ts
@@ -1,5 +1,5 @@
 
-import { Component, Input, OnInit, ChangeDetectionStrategy, signal } from '@angular/core';
+import { Component, Input, OnInit, ChangeDetectionStrategy, inject } from '@angular/core';
 import { MatButtonModule } from '@angular/material/button';
 import { MatIconModule } from '@angular/material/icon';
 import { MatTableModule } from '@angular/material/table';
@@ -36,11 +36,9 @@ export class MajorTable implements OnInit {
   @Input() type: string = '';
   @Input() subtype: string = '';
 
-  constructor(
-    private dialog: MatDialog,
-    private service: MajorService,
-    private facultyService: FacultyService
-  ) { }
+    private dialog = inject(MatDialog);
+    private service = inject(MajorService);
+    private facultyService = inject(FacultyService);
 
   ngOnInit(): void {
     this.loadMajors();
diff --git a/uniplanWeb/src/app/features/student/student-add-form/student-add-form.ts b/uniplanWeb/src/app/features/student/student-add-form/student-add-form.ts
index cf22217..dad4e6d 100644
--- a/uniplanWeb/src/app/features/student/student-add-form/student-add-form.ts
+++ b/uniplanWeb/src/app/features/student/student-add-form/student-add-form.ts
@@ -1,4 +1,4 @@
-import { Component, ChangeDetectionStrategy } from '@angular/core';
+import { Component, ChangeDetectionStrategy, inject } from '@angular/core';
 import { AddForm } from '../../../core/shared/add-form/add-form';
 import { MatDialogModule, MatDialogRef } from '@angular/material/dialog';
 import {
@@ -32,7 +32,7 @@ export class StudentAddForm {
   course = '';
   type = '';
 
-  constructor(private dialogRef: MatDialogRef<AddForm>) { }
+  private dialogRef = inject(MatDialogRef<AddForm>);
 
   save() {
     if (!this.studentName.trim()) {
diff --git a/uniplanWeb/src/app/features/student/student-options/student-options.ts b/uniplanWeb/src/app/features/student/student-options/student-options.ts
index 04b7c24..469964c 100644
--- a/uniplanWeb/src/app/features/student/student-options/student-options.ts
+++ b/uniplanWeb/src/app/features/student/student-options/student-options.ts
@@ -1,4 +1,4 @@
-import { Component, ChangeDetectionStrategy } from '@angular/core';
+import { Component, ChangeDetectionStrategy, inject } from '@angular/core';
 import { AddButton } from '../../../core/shared/add-button/add-button';
 import { MatDialog } from '@angular/material/dialog';
 import { StudentAddForm } from '../student-add-form/student-add-form';
@@ -11,7 +11,7 @@ import { StudentAddForm } from '../student-add-form/student-add-form';
   styleUrl: './student-options.scss',
 })
 export class StudentOptions {
-  constructor(private dialog: MatDialog) {}
+  private dialog = inject(MatDialog);
 
   openAddForm() {
     this.dialog.open(StudentAddForm, {
diff --git a/uniplanWeb/src/app/features/university/university-service.ts b/uniplanWeb/src/app/features/university/university-service.ts
index 0ac1336..c649e7c 100644
--- a/uniplanWeb/src/app/features/university/university-service.ts
+++ b/uniplanWeb/src/app/features/university/university-service.ts
@@ -1,5 +1,5 @@
 import { HttpClient } from '@angular/common/http';
-import { Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 import { Observable } from 'rxjs';
 import {API_ENDPOINTS} from '../../config/endpoints';
 
@@ -16,7 +16,9 @@ export interface UniversityElm {
   providedIn: 'root',
 })
 export class UniversityService {
-  constructor(private http: HttpClient) {}
+private apiUrl = 'http://localhost:8080/api/universities';
+
+ private http = inject(HttpClient);
 
   getAllUniversities(): Observable<UniversityElm[]> {
     return this.http.get<UniversityElm[]>(API_ENDPOINTS.universities);