diff --git a/frontend/src/components/RedisViewer.interaction.test.tsx b/frontend/src/components/RedisViewer.interaction.test.tsx
index 5a7d4e17..db2d73eb 100644
--- a/frontend/src/components/RedisViewer.interaction.test.tsx
+++ b/frontend/src/components/RedisViewer.interaction.test.tsx
@@ -296,6 +296,58 @@ describe('RedisViewer tree interactions', () => {
     renderer!.unmount();
   });
 
+  it('filters keys by the full namespace path from a group action', async () => {
+    let renderer: ReactTestRenderer;
+    let groupTitleRenderer: ReactTestRenderer;
+    await act(async () => {
+      renderer = create(<RedisViewer connectionId="redis-1" redisDB={0} />);
+    });
+    await flushEffects();
+
+    const searchModeGroup = renderer!.root.findAll(
+      node => node.props.buttonStyle === 'solid' && typeof node.props.onChange === 'function',
+    )[0];
+    await act(async () => {
+      searchModeGroup.props.onChange({ target: { value: 'exact' } });
+    });
+    await flushEffects();
+
+    const appGroup = antdState.treeProps.treeData.find((node: any) => node.key === 'group:app');
+    const userGroup = appGroup.children.find((node: any) => node.key === 'group:app:user');
+    await act(async () => {
+      groupTitleRenderer = create(antdState.treeProps.titleRender(userGroup));
+    });
+
+    const filterButton = groupTitleRenderer!.root.findByProps({ 'aria-label': 'Filter by namespace' });
+    const event = {
+      preventDefault: vi.fn(),
+      stopPropagation: vi.fn(),
+    };
+    await act(async () => {
+      filterButton.props.onClick(event);
+    });
+    await flushEffects();
+
+    const searchInput = renderer!.root.findAllByType('input').find(node => typeof node.props.onSearch === 'function');
+    const updatedSearchModeGroup = renderer!.root.findAll(
+      node => node.props.buttonStyle === 'solid' && typeof node.props.onChange === 'function',
+    )[0];
+
+    expect(event.preventDefault).toHaveBeenCalled();
+    expect(event.stopPropagation).toHaveBeenCalled();
+    expect(searchInput?.props.value).toBe('app:user');
+    expect(updatedSearchModeGroup.props.value).toBe('fuzzy');
+    expect(redisBackend.RedisScanKeys).toHaveBeenLastCalledWith(
+      expect.any(Object),
+      '*[aA][pP][pP]:[uU][sS][eE][rR]*',
+      '0',
+      600,
+    );
+
+    groupTitleRenderer!.unmount();
+    renderer!.unmount();
+  });
+
   it('shows Redis Cluster topology context in the key explorer header', async () => {
     storeState.connections = [
       {
diff --git a/frontend/src/components/RedisViewer.tsx b/frontend/src/components/RedisViewer.tsx
index 9ab0aa2e..428650e8 100644
--- a/frontend/src/components/RedisViewer.tsx
+++ b/frontend/src/components/RedisViewer.tsx
@@ -1092,6 +1092,16 @@ const RedisViewer: React.FC<RedisViewerProps> = ({ connectionId, redisDB }) => {
         });
     }, [isLargeKeyspace]);
 
+    const handleFilterByGroup = useCallback((treeNode: RedisTreeDataNode) => {
+        const groupPath = treeNode.groupPath?.trim();
+        if (!groupPath) {
+            return;
+        }
+
+        setSearchMode('fuzzy');
+        executeSearch(groupPath, 'fuzzy');
+    }, [executeSearch]);
+
     const stopTreeTitleEvent = (event: React.SyntheticEvent<HTMLElement>) => {
         event.preventDefault();
         event.stopPropagation();
@@ -1164,26 +1174,51 @@ const RedisViewer: React.FC<RedisViewerProps> = ({ connectionId, redisDB }) => {
                         </span>
                         <span style={{ fontSize: 12, color: workbenchTheme.textMuted, flexShrink: 0 }}>({treeNode.groupLeafCount ?? 0})</span>
                     </Space>
-                    <Button
-                        size="small"
-                        style={{
-                            paddingInline: 10,
-                            height: 26,
-                            borderRadius: 999,
-                            flexShrink: 0,
-                            borderColor: workbenchTheme.accentBorder,
-                            background: workbenchTheme.accentSoft,
-                            color: workbenchTheme.accent,
-                            fontWeight: 600,
-                        }}
-                        onMouseDown={stopTreeTitleEvent}
-                        onClick={(event) => {
-                            stopTreeTitleEvent(event);
-                            handleSelectGroupDescendants(treeNode);
-                        }}
-                    >
-                        {groupFullyChecked ? tr('redis_viewer.action.clear_group_selection') : tr('redis_viewer.action.select_group')}
-                    </Button>
+                    <Space size={6} style={{ flexShrink: 0 }}>
+                        <Tooltip title={tr('redis_viewer.action.filter_group')}>
+                            <Button
+                                size="small"
+                                className="redis-tree-group-filter-button"
+                                aria-label={tr('redis_viewer.action.filter_group')}
+                                icon={<SearchOutlined />}
+                                style={{
+                                    width: 26,
+                                    height: 26,
+                                    padding: 0,
+                                    borderRadius: 999,
+                                    borderColor: workbenchTheme.actionSecondaryBorder,
+                                    background: workbenchTheme.actionSecondaryBg,
+                                    color: workbenchTheme.accent,
+                                    boxShadow: 'none',
+                                }}
+                                onMouseDown={stopTreeTitleEvent}
+                                onClick={(event) => {
+                                    stopTreeTitleEvent(event);
+                                    handleFilterByGroup(treeNode);
+                                }}
+                            />
+                        </Tooltip>
+                        <Button
+                            size="small"
+                            style={{
+                                paddingInline: 10,
+                                height: 26,
+                                borderRadius: 999,
+                                flexShrink: 0,
+                                borderColor: workbenchTheme.accentBorder,
+                                background: workbenchTheme.accentSoft,
+                                color: workbenchTheme.accent,
+                                fontWeight: 600,
+                            }}
+                            onMouseDown={stopTreeTitleEvent}
+                            onClick={(event) => {
+                                stopTreeTitleEvent(event);
+                                handleSelectGroupDescendants(treeNode);
+                            }}
+                        >
+                            {groupFullyChecked ? tr('redis_viewer.action.clear_group_selection') : tr('redis_viewer.action.select_group')}
+                        </Button>
+                    </Space>
                 </div>
             );
         }
diff --git a/frontend/src/components/redisViewerTree.test.ts b/frontend/src/components/redisViewerTree.test.ts
index 7a558cba..b0ef084e 100644
--- a/frontend/src/components/redisViewerTree.test.ts
+++ b/frontend/src/components/redisViewerTree.test.ts
@@ -24,6 +24,8 @@ describe('redisViewerTree helpers', () => {
 
     expect(appGroup).toBeTruthy();
     expect(userGroup).toBeTruthy();
+    expect(appGroup?.groupPath).toBe('app');
+    expect(userGroup?.groupPath).toBe('app:user');
     expect(appGroup?.descendantRawKeys).toEqual(['app:order:1', 'app:user:1', 'app:user:2']);
 
     const selectedAfterGroupCheck = applyTreeNodeCheck([], appGroup!, true);
diff --git a/frontend/src/components/redisViewerTree.ts b/frontend/src/components/redisViewerTree.ts
index e212ce93..c8eef32c 100644
--- a/frontend/src/components/redisViewerTree.ts
+++ b/frontend/src/components/redisViewerTree.ts
@@ -17,9 +17,11 @@ type RedisKeyTreeGroup = {
   leafCount: number;
 };
 
-export type RedisTreeDataNode = DataNode & {
+export type RedisTreeDataNode = Omit<DataNode, 'children'> & {
   nodeType: 'group' | 'leaf';
+  children?: RedisTreeDataNode[];
   groupName?: string;
+  groupPath?: string;
   groupLeafCount?: number;
   leafLabel?: string;
   rawKey?: string;
@@ -134,6 +136,7 @@ export const buildRedisKeyTree = (
         title: child.name,
         nodeType: 'group',
         groupName: child.name,
+        groupPath: child.path,
         groupLeafCount: child.leafCount,
         descendantRawKeys,
         children,
diff --git a/shared/i18n/de-DE.json b/shared/i18n/de-DE.json
index 5dc4e208..7d1b73ce 100644
--- a/shared/i18n/de-DE.json
+++ b/shared/i18n/de-DE.json
@@ -6868,6 +6868,7 @@
   "redis_viewer.action.edit": "Bearbeiten",
   "redis_viewer.action.export_all": "Alle exportieren",
   "redis_viewer.action.export_selected": "Auswahl exportieren",
+  "redis_viewer.action.filter_group": "Nach diesem Namensraum filtern",
   "redis_viewer.action.import": "Importieren",
   "redis_viewer.action.load_all": "Alle laden",
   "redis_viewer.action.load_more": "Mehr laden",
diff --git a/shared/i18n/en-US.json b/shared/i18n/en-US.json
index c829b052..3923d4e7 100644
--- a/shared/i18n/en-US.json
+++ b/shared/i18n/en-US.json
@@ -6868,6 +6868,7 @@
   "redis_viewer.action.edit": "Edit",
   "redis_viewer.action.export_all": "Export all",
   "redis_viewer.action.export_selected": "Export selected",
+  "redis_viewer.action.filter_group": "Filter by namespace",
   "redis_viewer.action.import": "Import",
   "redis_viewer.action.load_all": "Load all",
   "redis_viewer.action.load_more": "Load more",
diff --git a/shared/i18n/ja-JP.json b/shared/i18n/ja-JP.json
index 8ff53842..6757de25 100644
--- a/shared/i18n/ja-JP.json
+++ b/shared/i18n/ja-JP.json
@@ -6868,6 +6868,7 @@
   "redis_viewer.action.edit": "編集",
   "redis_viewer.action.export_all": "すべてエクスポート",
   "redis_viewer.action.export_selected": "選択した Key をエクスポート",
+  "redis_viewer.action.filter_group": "この名前空間で絞り込む",
   "redis_viewer.action.import": "インポート",
   "redis_viewer.action.load_all": "すべて読み込む",
   "redis_viewer.action.load_more": "さらに読み込む",
diff --git a/shared/i18n/ru-RU.json b/shared/i18n/ru-RU.json
index 51d393ca..6c5b64e0 100644
--- a/shared/i18n/ru-RU.json
+++ b/shared/i18n/ru-RU.json
@@ -6868,6 +6868,7 @@
   "redis_viewer.action.edit": "Редактировать",
   "redis_viewer.action.export_all": "Экспортировать все",
   "redis_viewer.action.export_selected": "Экспортировать выбранное",
+  "redis_viewer.action.filter_group": "Фильтровать по этому пространству имён",
   "redis_viewer.action.import": "Импортировать",
   "redis_viewer.action.load_all": "Загрузить все",
   "redis_viewer.action.load_more": "Загрузить еще",
diff --git a/shared/i18n/zh-CN.json b/shared/i18n/zh-CN.json
index 58a3b9c1..085fc476 100644
--- a/shared/i18n/zh-CN.json
+++ b/shared/i18n/zh-CN.json
@@ -6868,6 +6868,7 @@
   "redis_viewer.action.edit": "编辑",
   "redis_viewer.action.export_all": "导出全部",
   "redis_viewer.action.export_selected": "导出已选",
+  "redis_viewer.action.filter_group": "按此目录筛选",
   "redis_viewer.action.import": "导入",
   "redis_viewer.action.load_all": "加载全部",
   "redis_viewer.action.load_more": "加载更多",
diff --git a/shared/i18n/zh-TW.json b/shared/i18n/zh-TW.json
index dc0ce6b6..932cec31 100644
--- a/shared/i18n/zh-TW.json
+++ b/shared/i18n/zh-TW.json
@@ -6868,6 +6868,7 @@
   "redis_viewer.action.edit": "編輯",
   "redis_viewer.action.export_all": "匯出全部",
   "redis_viewer.action.export_selected": "匯出已選",
+  "redis_viewer.action.filter_group": "依此目錄篩選",
   "redis_viewer.action.import": "匯入",
   "redis_viewer.action.load_all": "載入全部",
   "redis_viewer.action.load_more": "載入更多",