diff --git a/backend/app.js b/backend/app.js
index 60ff1a7..224e05b 100644
--- a/backend/app.js
+++ b/backend/app.js
@@ -1411,9 +1411,9 @@ async function generateArgs(url, type, options) {
             downloadConfig = customArgs.split(' ');
         } else {
             if (customQualityConfiguration) {
-                qualityPath = customQualityConfiguration;
+                qualityPath = `-f ${customQualityConfiguration}`;
             } else if (selectedHeight && selectedHeight !== '' && !is_audio) {
-                qualityPath = `-f bestvideo[height=${selectedHeight}]+bestaudio/best[height=${selectedHeight}]`;
+                qualityPath = `-f '(mp4)[height=${selectedHeight}]'`;
             } else if (maxBitrate && is_audio) {
                 qualityPath = `--audio-quality ${maxBitrate}`
             }
@@ -1783,7 +1783,7 @@ app.post('/api/tomp4', optionalJwt, async function(req, res) {
     
     const is_playlist = url.includes('playlist');
     let result_obj = null;
-    if (is_playlist)
+    if (is_playlist || options.customQualityConfiguration)
         result_obj = await downloadFileByURL_exec(url, 'video', options, req.query.sessionID);
     else
         result_obj = await downloadFileByURL_normal(url, 'video', options, req.query.sessionID);
diff --git a/src/app/dialogs/user-profile-dialog/user-profile-dialog.component.html b/src/app/dialogs/user-profile-dialog/user-profile-dialog.component.html
index 26b621c..fd9be71 100644
--- a/src/app/dialogs/user-profile-dialog/user-profile-dialog.component.html
+++ b/src/app/dialogs/user-profile-dialog/user-profile-dialog.component.html
@@ -11,8 +11,7 @@
         <div>
             <strong><ng-container i18n="Created">Created:</ng-container></strong>&nbsp;{{postsService.user.created ? postsService.user.created : 'N/A'}}
         </div>
-        <div style="margin-top: 10px;">
-            <button (click)="logoutClicked()" mat-flat-button color="warn"><ng-container i18n="Logout">Logout</ng-container></button>
+        <div style="margin-top: 20px;">
         </div>
     </div>
 
@@ -21,3 +20,12 @@
         <button (click)="loginClicked()" mat-raised-button color="primary"><ng-container i18n="Login">Login</ng-container></button>
     </div>
 </mat-dialog-content>
+
+<mat-dialog-actions>
+    <div style="width: 100%">
+        <div style="position: relative">
+            <button mat-stroked-button mat-dialog-close color="primary"><ng-container i18n="Close">Close</ng-container></button>
+            <button style="position: absolute; right: 0px;" (click)="logoutClicked()" mat-stroked-button color="warn"><ng-container i18n="Logout">Logout</ng-container></button>
+        </div>
+    </div>
+</mat-dialog-actions>
diff --git a/src/app/posts.services.ts b/src/app/posts.services.ts
index 00f02e0..d188006 100644
--- a/src/app/posts.services.ts
+++ b/src/app/posts.services.ts
@@ -33,6 +33,11 @@ export class PostsService implements CanActivate {
     isLoggedIn = false;
     token = null;
     user = null;
+
+    reload_config = new BehaviorSubject<boolean>(false);
+    config_reloaded = new BehaviorSubject<boolean>(false);
+
+    config = null;
     constructor(private http: HttpClient, private router: Router, @Inject(DOCUMENT) private document: Document,
                 public snackBar: MatSnackBar) {
         console.log('PostsService Initialized...');
@@ -53,17 +58,25 @@ export class PostsService implements CanActivate {
             }),
         };
 
-        // login stuff
-
-        if (localStorage.getItem('jwt_token')) {
-            this.token = localStorage.getItem('jwt_token');
-            this.httpOptions = {
-                params: new HttpParams({
-                  fromString: `apiKey=${this.auth_token}&sessionID=${this.session_id}&jwt=${this.token}`
-                }),
-            };
-            this.jwtAuth();
-        }
+        // get config
+        this.loadNavItems().subscribe(res => {
+            const result = !this.debugMode ? res['config_file'] : res;
+            if (result) {
+                this.config = result['YoutubeDLMaterial'];
+                if (this.config['Advanced']['multi_user_mode']) {
+                    // login stuff
+                    if (localStorage.getItem('jwt_token')) {
+                        this.token = localStorage.getItem('jwt_token');
+                        this.httpOptions = {
+                            params: new HttpParams({
+                            fromString: `apiKey=${this.auth_token}&sessionID=${this.session_id}&jwt=${this.token}`
+                            }),
+                        };
+                        this.jwtAuth();
+                    }
+                }
+            }
+        });
     }
     canActivate(route, state): Promise<boolean> {
         return new Promise(resolve => {
@@ -85,6 +98,15 @@ export class PostsService implements CanActivate {
         return this.http.get(url + 'geturl');
     }
 
+    reloadConfig() {
+        this.loadNavItems().subscribe(res => {
+            const result = !this.debugMode ? res['config_file'] : res;
+            if (result) {
+                this.config = result['YoutubeDLMaterial'];
+            }
+        });
+    }
+
     getVideoFolder() {
         return this.http.get(this.startPath + 'videofolder');
     }
diff --git a/src/app/settings/settings.component.html b/src/app/settings/settings.component.html
index 2335182..e2e9102 100644
--- a/src/app/settings/settings.component.html
+++ b/src/app/settings/settings.component.html
@@ -166,7 +166,7 @@
                         <mat-checkbox color="accent" [(ngModel)]="new_config['Extra']['allow_multi_download_mode']"><ng-container i18n="Allow multi-downloade mode setting">Allow multi-download mode</ng-container></mat-checkbox>
                     </div>
                     <div class="col-12">
-                        <mat-checkbox color="accent" [(ngModel)]="new_config['Extra']['settings_pin_required']"><ng-container i18n="Require pin for settings setting">Require pin for settings</ng-container></mat-checkbox>
+                        <mat-checkbox [disabled]="new_config['Advanced']['multi_user_mode']" color="accent" [(ngModel)]="new_config['Extra']['settings_pin_required']"><ng-container i18n="Require pin for settings setting">Require pin for settings</ng-container></mat-checkbox>
                         <button style="margin-left: 15px; margin-bottom: 10px;" mat-stroked-button (click)="setNewPin()" [disabled]="!new_config['Extra']['settings_pin_required']"><ng-container i18n="Set new pin button">Set New Pin</ng-container></button>
                     </div>
                 </div>
@@ -252,9 +252,12 @@
                             </mat-select>
                         </mat-form-field>
                     </div>
-                    <div class="col-12 mb-3">
+                    <div class="col-12">
                         <mat-checkbox color="accent" [(ngModel)]="new_config['Advanced']['allow_advanced_download']"><ng-container i18n="Allow advanced downloading setting">Allow advanced download</ng-container></mat-checkbox>
                     </div>
+                    <div class="col-12 mb-3 mt-3">
+                        <mat-checkbox color="accent" [(ngModel)]="new_config['Advanced']['multi_user_mode']"><ng-container i18n="Multi user mode setting">Multi-user mode</ng-container></mat-checkbox>
+                    </div>
                 </div>
             </div>
             <mat-divider></mat-divider>