diff --git a/docs/architecture/parental-lock.md b/docs/architecture/parental-lock.md
index 507689e8c..df651bae2 100644
--- a/docs/architecture/parental-lock.md
+++ b/docs/architecture/parental-lock.md
@@ -372,7 +372,10 @@ on either side.
   lock store, failure snackbar); the M3U rail emits the toggled group to
   `ChannelListContainerComponent`, which captures the playlist, asks for
   the PIN, and persists the edit only if that playlist is still open (two
-  playlists can share a group name). Bulk actions stay in the dialog, and while the session is locked
+  playlists can share a group name). The M3U management dialog is bound
+  the same way: `GroupsViewComponent` captures its `playlistId` input
+  before the PIN and drops the dialog's result once another playlist is
+  open. Bulk actions stay in the dialog, and while the session is locked
   a locked category is not in the rail, so unlocking always goes through
   the "N locked · Enter PIN to show" row or the dialog. The M3U dialog
   hands its lock list back to `ChannelListContainerComponent`, which
diff --git a/libs/ui/components/src/lib/channel-list-container/channel-list-container.component.html b/libs/ui/components/src/lib/channel-list-container/channel-list-container.component.html
index 0134bbead..f3ccb20bf 100644
--- a/libs/ui/components/src/lib/channel-list-container/channel-list-container.component.html
+++ b/libs/ui/components/src/lib/channel-list-container/channel-list-container.component.html
@@ -62,6 +62,7 @@
                 [activeChannelUrl]="activeChannelUrl()"
                 [favoriteIds]="favoriteIds()"
                 [hiddenGroupTitles]="hiddenGroupTitles()"
+                [playlistId]="activePlaylist()?._id ?? null"
                 [lockedGroupTitles]="lockedGroupTitles()"
                 [withheldGroupCount]="withheldGroupCount()"
                 [managementGroups]="managementGroups()"
diff --git a/libs/ui/components/src/lib/channel-list-container/channel-list-container.component.ts b/libs/ui/components/src/lib/channel-list-container/channel-list-container.component.ts
index 4d5addf82..ba8f8681f 100644
--- a/libs/ui/components/src/lib/channel-list-container/channel-list-container.component.ts
+++ b/libs/ui/components/src/lib/channel-list-container/channel-list-container.component.ts
@@ -133,7 +133,7 @@ export class ChannelListContainerComponent implements OnInit, OnDestroy {
     /** Route-aware playlist ID for recent-item mutations */
     private readonly resolvedPlaylistId =
         this.playlistContext.resolvedPlaylistId;
-    private readonly activePlaylist = this.playlistContext.activePlaylist;
+    protected readonly activePlaylist = this.playlistContext.activePlaylist;
 
     /** Map of channel ID to current EPG program */
     readonly channelEpgMap = signal(new Map<string, EpgProgram | null>());
diff --git a/libs/ui/components/src/lib/channel-list-container/groups-view/groups-view.component.spec.ts b/libs/ui/components/src/lib/channel-list-container/groups-view/groups-view.component.spec.ts
index ab8dfd8b9..957cab029 100644
--- a/libs/ui/components/src/lib/channel-list-container/groups-view/groups-view.component.spec.ts
+++ b/libs/ui/components/src/lib/channel-list-container/groups-view/groups-view.component.spec.ts
@@ -4,7 +4,7 @@ import { By } from '@angular/platform-browser';
 import { NoopAnimationsModule } from '@angular/platform-browser/animations';
 import { MatDialog } from '@angular/material/dialog';
 import { TranslateModule } from '@ngx-translate/core';
-import { of } from 'rxjs';
+import { of, Subject } from 'rxjs';
 import { ParentalLockService } from '@iptvnator/services';
 import { Channel } from '@iptvnator/shared/interfaces';
 import { ChannelDetailsDialogComponent } from '../channel-details-dialog/channel-details-dialog.component';
@@ -537,6 +537,25 @@ describe('GroupsViewComponent', () => {
         ]);
     });
 
+    it('drops the manage-groups result once another playlist is open', async () => {
+        const hiddenGroupTitlesChanged = jest.fn();
+        const lockedGroupTitlesChanged = jest.fn();
+        component.hiddenGroupTitlesChanged.subscribe(hiddenGroupTitlesChanged);
+        component.lockedGroupTitlesChanged.subscribe(lockedGroupTitlesChanged);
+        fixture.componentRef.setInput('playlistId', 'playlist-a');
+        fixture.componentRef.setInput('lockedGroupTitles', ['News']);
+        fixture.detectChanges();
+        const closed = new Subject<unknown>();
+        dialog.open.mockReturnValue({ afterClosed: () => closed });
+
+        await component.openGroupManagement();
+        fixture.componentRef.setInput('playlistId', 'playlist-b');
+        closed.next({ hiddenGroupTitles: [], lockedGroupTitles: [] });
+
+        expect(hiddenGroupTitlesChanged).not.toHaveBeenCalled();
+        expect(lockedGroupTitlesChanged).not.toHaveBeenCalled();
+    });
+
     it('emits a single-group toggle from the right-click menu (the host asks for the PIN)', () => {
         const groupLockToggled = jest.fn();
         component.groupLockToggled.subscribe(groupLockToggled);
diff --git a/libs/ui/components/src/lib/channel-list-container/groups-view/groups-view.component.ts b/libs/ui/components/src/lib/channel-list-container/groups-view/groups-view.component.ts
index 282839055..a4d4f6369 100644
--- a/libs/ui/components/src/lib/channel-list-container/groups-view/groups-view.component.ts
+++ b/libs/ui/components/src/lib/channel-list-container/groups-view/groups-view.component.ts
@@ -153,6 +153,12 @@ export class GroupsViewComponent {
      * of the playlist, locked ones included, because `groupedChannels`
      * arrives with the withheld groups already removed.
      */
+    /**
+     * The playlist the groups belong to. The management dialog's result is
+     * applied only while it is still the open one: the host saves hidden
+     * and locked groups under the CURRENT playlist.
+     */
+    readonly playlistId = input<string | null>(null);
     readonly lockedGroupTitles = input<string[] | null>(null);
     readonly managementGroups = input<GroupManagementDialogGroup[] | null>(
         null
@@ -535,7 +541,11 @@ export class GroupsViewComponent {
         // The dialog lists every group by name, locked ones included, and can
         // rewrite the locks — so it sits behind the PIN like the portal
         // dialogs do.
-        if (!(await this.parentalLock.requestUnlock())) {
+        const playlistId = this.playlistId();
+        if (
+            !(await this.parentalLock.requestUnlock()) ||
+            this.playlistId() !== playlistId
+        ) {
             return;
         }
         const groups =
@@ -558,7 +568,7 @@ export class GroupsViewComponent {
         });
 
         dialogRef.afterClosed().subscribe((result) => {
-            if (result === undefined) {
+            if (result === undefined || this.playlistId() !== playlistId) {
                 return;
             }