diff --git a/src/containers/Tenant/Diagnostics/DiagnosticsPages.ts b/src/containers/Tenant/Diagnostics/DiagnosticsPages.ts
index 10e08c3586..34ebe3ff41 100644
--- a/src/containers/Tenant/Diagnostics/DiagnosticsPages.ts
+++ b/src/containers/Tenant/Diagnostics/DiagnosticsPages.ts
@@ -98,9 +98,9 @@ export const CDC_STREAM_PAGES = [overview, consumers, partitions, nodes, tablets
 export const TOPIC_PAGES = [overview, consumers, partitions, nodes, tablets, describe];
 
 export const EXTERNAL_DATA_SOURCE_PAGES = [overview, describe];
-export const EXTERNAL_TABLE_PAGES = [overview, describe];
+export const EXTERNAL_TABLE_PAGES = [overview, schema, describe];
 
-export const VIEW_PAGES = [overview, describe];
+export const VIEW_PAGES = [overview, schema, describe];
 
 // verbose mapping to guarantee correct tabs for new path types
 // TS will error when a new type is added but not mapped here
diff --git a/src/containers/Tenant/ObjectSummary/ObjectSummary.scss b/src/containers/Tenant/ObjectSummary/ObjectSummary.scss
index 46ca8e7b72..01439d7db2 100644
--- a/src/containers/Tenant/ObjectSummary/ObjectSummary.scss
+++ b/src/containers/Tenant/ObjectSummary/ObjectSummary.scss
@@ -1,6 +1,6 @@
 @import '../../../styles/mixins.scss';
 
-.object-summary {
+.ydb-object-summary {
     position: relative;
 
     display: flex;
@@ -64,14 +64,13 @@
         padding: 8px 12px 16px;
     }
 
-    &__tab {
-        margin-right: 40px;
+    &__tabs-inner {
+        --g-tabs-border-width: 0;
+        box-shadow: inset 0 -1px 0 0 var(--g-color-line-generic);
+    }
 
+    &__tab {
         text-decoration: none;
-
-        &:first-letter {
-            text-transform: uppercase;
-        }
     }
 
     &__info {
diff --git a/src/containers/Tenant/ObjectSummary/ObjectSummary.tsx b/src/containers/Tenant/ObjectSummary/ObjectSummary.tsx
index 9d57bb697b..9f6fe3a491 100644
--- a/src/containers/Tenant/ObjectSummary/ObjectSummary.tsx
+++ b/src/containers/Tenant/ObjectSummary/ObjectSummary.tsx
@@ -1,7 +1,7 @@
 import React from 'react';
 
 import {HelpPopover} from '@gravity-ui/components';
-import {Tabs} from '@gravity-ui/uikit';
+import {Flex, Tabs} from '@gravity-ui/uikit';
 import qs from 'qs';
 import {Link, useLocation} from 'react-router-dom';
 import {StringParam, useQueryParam} from 'use-query-params';
@@ -12,14 +12,12 @@ import {toFormattedSize} from '../../../components/FormattedBytes/utils';
 import {InfoViewer} from '../../../components/InfoViewer/InfoViewer';
 import type {InfoViewerItem} from '../../../components/InfoViewer/InfoViewer';
 import {LinkWithIcon} from '../../../components/LinkWithIcon/LinkWithIcon';
-import {Loader} from '../../../components/Loader';
 import SplitPane from '../../../components/SplitPane';
 import routes, {createExternalUILink, createHref} from '../../../routes';
 import {useGetSchemaQuery} from '../../../store/reducers/schema/schema';
 import {TENANT_SUMMARY_TABS_IDS} from '../../../store/reducers/tenant/constants';
 import {setSummaryTab} from '../../../store/reducers/tenant/tenant';
 import {EPathSubType, EPathType} from '../../../types/api/schema';
-import {cn} from '../../../utils/cn';
 import {
     DEFAULT_IS_TENANT_COMMON_INFO_COLLAPSED,
     DEFAULT_SIZE_TENANT_SUMMARY_KEY,
@@ -32,10 +30,8 @@ import {
 import {useTypedDispatch, useTypedSelector} from '../../../utils/hooks';
 import {Acl} from '../Acl/Acl';
 import {EntityTitle} from '../EntityTitle/EntityTitle';
-import {SchemaTree} from '../Schema/SchemaTree/SchemaTree';
 import {SchemaViewer} from '../Schema/SchemaViewer/SchemaViewer';
 import {TENANT_INFO_TABS, TENANT_SCHEMA_TAB, TenantTabsGroups} from '../TenantPages';
-import i18n from '../i18n';
 import {getSummaryControls} from '../utils/controls';
 import {
     PaneVisibilityActionTypes,
@@ -44,12 +40,14 @@ import {
 } from '../utils/paneVisibilityToggleHelpers';
 import {isIndexTableType, isTableType} from '../utils/schema';
 
+import {ObjectTree} from './ObjectTree';
+import {SchemaActions} from './SchemaActions';
+import i18n from './i18n';
+import {b} from './shared';
 import {transformPath} from './transformPath';
 
 import './ObjectSummary.scss';
 
-const b = cn('object-summary');
-
 const getTenantCommonInfoState = () => {
     const collapsed = Boolean(localStorage.getItem(DEFAULT_IS_TENANT_COMMON_INFO_COLLAPSED));
 
@@ -113,24 +111,31 @@ export function ObjectSummary({
 
         return (
             <div className={b('tabs')}>
-                <Tabs
-                    size="l"
-                    items={tabsItems}
-                    activeTab={summaryTab}
-                    wrapTo={({id}, node) => {
-                        const path = createHref(routes.tenant, undefined, {
-                            ...queryParams,
-                            name: tenantName,
-                            [TenantTabsGroups.summaryTab]: id,
-                        });
-                        return (
-                            <Link to={path} key={id} className={b('tab')}>
-                                {node}
-                            </Link>
-                        );
-                    }}
-                    allowNotSelected
-                />
+                <Flex
+                    className={b('tabs-inner')}
+                    justifyContent="space-between"
+                    alignItems="center"
+                >
+                    <Tabs
+                        size="l"
+                        items={tabsItems}
+                        activeTab={summaryTab}
+                        wrapTo={({id}, node) => {
+                            const path = createHref(routes.tenant, undefined, {
+                                ...queryParams,
+                                name: tenantName,
+                                [TenantTabsGroups.summaryTab]: id,
+                            });
+                            return (
+                                <Link to={path} key={id} className={b('tab')}>
+                                    {node}
+                                </Link>
+                            );
+                        }}
+                        allowNotSelected
+                    />
+                    {summaryTab === TENANT_SUMMARY_TABS_IDS.schema && <SchemaActions />}
+                </Flex>
             </div>
         );
     };
@@ -143,21 +148,21 @@ export function ObjectSummary({
 
         const overview: InfoViewerItem[] = [];
 
-        overview.push({label: i18n('summary.type'), value: PathType?.replace(/^EPathType/, '')});
+        overview.push({label: i18n('field_type'), value: PathType?.replace(/^EPathType/, '')});
 
         if (PathSubType !== EPathSubType.EPathSubTypeEmpty) {
             overview.push({
-                label: i18n('summary.subtype'),
+                label: i18n('field_subtype'),
                 value: PathSubType?.replace(/^EPathSubType/, ''),
             });
         }
 
-        overview.push({label: i18n('summary.id'), value: PathId});
+        overview.push({label: i18n('field_id'), value: PathId});
 
-        overview.push({label: i18n('summary.version'), value: PathVersion});
+        overview.push({label: i18n('field_version'), value: PathVersion});
 
         overview.push({
-            label: i18n('summary.created'),
+            label: i18n('field_created'),
             value: formatDateTime(CreateStep),
         });
 
@@ -168,11 +173,11 @@ export function ObjectSummary({
 
             overview.push(
                 {
-                    label: i18n('summary.data-size'),
+                    label: i18n('field_data-size'),
                     value: toFormattedSize(DataSize),
                 },
                 {
-                    label: i18n('summary.row-count'),
+                    label: i18n('field_row-count'),
                     value: formatNumber(RowCount),
                 },
             );
@@ -196,11 +201,11 @@ export function ObjectSummary({
 
             return [
                 {
-                    label: i18n('summary.paths'),
+                    label: i18n('field_paths'),
                     value: paths,
                 },
                 {
-                    label: i18n('summary.shards'),
+                    label: i18n('field_shards'),
                     value: shards,
                 },
             ];
@@ -211,7 +216,7 @@ export function ObjectSummary({
             [EPathType.EPathTypeDir]: undefined,
             [EPathType.EPathTypeTable]: () => [
                 {
-                    label: i18n('summary.partitions'),
+                    label: i18n('field_partitions'),
                     value: PathDescription?.TablePartitions?.length,
                 },
             ],
@@ -220,13 +225,13 @@ export function ObjectSummary({
             [EPathType.EPathTypeExtSubDomain]: getDatabaseOverview,
             [EPathType.EPathTypeColumnStore]: () => [
                 {
-                    label: i18n('summary.partitions'),
+                    label: i18n('field_partitions'),
                     value: PathDescription?.ColumnStoreDescription?.ColumnShards?.length,
                 },
             ],
             [EPathType.EPathTypeColumnTable]: () => [
                 {
-                    label: i18n('summary.partitions'),
+                    label: i18n('field_partitions'),
                     value: PathDescription?.ColumnTableDescription?.Sharding?.ColumnShards?.length,
                 },
             ],
@@ -235,11 +240,11 @@ export function ObjectSummary({
 
                 return [
                     {
-                        label: i18n('summary.mode'),
+                        label: i18n('field_mode'),
                         value: Mode?.replace(/^ECdcStreamMode/, ''),
                     },
                     {
-                        label: i18n('summary.format'),
+                        label: i18n('field_format'),
                         value: Format?.replace(/^ECdcStreamFormat/, ''),
                     },
                 ];
@@ -250,11 +255,11 @@ export function ObjectSummary({
 
                 return [
                     {
-                        label: i18n('summary.partitions'),
+                        label: i18n('field_partitions'),
                         value: pqGroup?.Partitions?.length,
                     },
                     {
-                        label: i18n('summary.retention'),
+                        label: i18n('field_retention'),
                         value: value && formatSecondsToHours(value),
                     },
                 ];
@@ -271,9 +276,9 @@ export function ObjectSummary({
                 const dataSourceName = DataSourcePath?.match(/([^/]*)\/*$/)?.[1] || '';
 
                 return [
-                    {label: i18n('summary.source-type'), value: SourceType},
+                    {label: i18n('field_source-type'), value: SourceType},
                     {
-                        label: i18n('summary.data-source'),
+                        label: i18n('field_data-source'),
                         value: DataSourcePath && (
                             <span title={DataSourcePath}>
                                 <LinkWithIcon title={dataSourceName || ''} url={pathToDataSource} />
@@ -284,7 +289,7 @@ export function ObjectSummary({
             },
             [EPathType.EPathTypeExternalDataSource]: () => [
                 {
-                    label: i18n('summary.source-type'),
+                    label: i18n('field_source-type'),
                     value: PathDescription?.ExternalDataSourceDescription?.SourceType,
                 },
             ],
@@ -298,7 +303,7 @@ export function ObjectSummary({
 
                 return [
                     {
-                        label: i18n('summary.state'),
+                        label: i18n('field_state'),
                         value: <AsyncReplicationState state={state} />,
                     },
                 ];
@@ -351,7 +356,7 @@ export function ObjectSummary({
                 <ClipboardButton
                     text={path}
                     view="flat-secondary"
-                    title={i18n('summary.copySchemaPath')}
+                    title={i18n('action_copySchemaPath')}
                 />
                 <PaneVisibilityToggleButtons
                     onCollapse={onCollapseInfoHandler}
@@ -426,41 +431,3 @@ export function ObjectSummary({
 
     return renderContent();
 }
-
-function ObjectTree({tenantName, path}: {tenantName: string; path?: string}) {
-    const {data: tenantData = {}, isLoading} = useGetSchemaQuery({
-        path: tenantName,
-        database: tenantName,
-    });
-    const pathData = tenantData?.PathDescription?.Self;
-
-    const [, setCurrentPath] = useQueryParam('schema', StringParam);
-
-    if (!pathData && isLoading) {
-        // If Loader isn't wrapped with div, SplitPane doesn't calculate panes height correctly
-        return (
-            <div>
-                <Loader />
-            </div>
-        );
-    }
-
-    return (
-        <div className={b('tree-wrapper')}>
-            <div className={b('tree-header')}>{i18n('summary.navigation')}</div>
-            <div className={b('tree')}>
-                {pathData ? (
-                    <SchemaTree
-                        rootPath={tenantName}
-                        // for the root pathData.Name contains the same string as tenantName,
-                        // but without the leading slash
-                        rootName={pathData.Name || tenantName}
-                        rootType={pathData.PathType}
-                        currentPath={path}
-                        onActivePathUpdate={setCurrentPath}
-                    />
-                ) : null}
-            </div>
-        </div>
-    );
-}
diff --git a/src/containers/Tenant/ObjectSummary/ObjectTree.tsx b/src/containers/Tenant/ObjectSummary/ObjectTree.tsx
new file mode 100644
index 0000000000..e1a10b87a4
--- /dev/null
+++ b/src/containers/Tenant/ObjectSummary/ObjectTree.tsx
@@ -0,0 +1,51 @@
+import {StringParam, useQueryParam} from 'use-query-params';
+
+import {Loader} from '../../../components/Loader';
+import {useGetSchemaQuery} from '../../../store/reducers/schema/schema';
+import {SchemaTree} from '../Schema/SchemaTree/SchemaTree';
+
+import i18n from './i18n';
+import {b} from './shared';
+
+interface ObjectTreeProps {
+    tenantName: string;
+    path?: string;
+}
+
+export function ObjectTree({tenantName, path}: ObjectTreeProps) {
+    const {data: tenantData = {}, isLoading} = useGetSchemaQuery({
+        path: tenantName,
+        database: tenantName,
+    });
+    const pathData = tenantData?.PathDescription?.Self;
+
+    const [, setCurrentPath] = useQueryParam('schema', StringParam);
+
+    if (!pathData && isLoading) {
+        // If Loader isn't wrapped with div, SplitPane doesn't calculate panes height correctly
+        return (
+            <div>
+                <Loader />
+            </div>
+        );
+    }
+
+    return (
+        <div className={b('tree-wrapper')}>
+            <div className={b('tree-header')}>{i18n('title_navigation')}</div>
+            <div className={b('tree')}>
+                {pathData ? (
+                    <SchemaTree
+                        rootPath={tenantName}
+                        // for the root pathData.Name contains the same string as tenantName,
+                        // but without the leading slash
+                        rootName={pathData.Name || tenantName}
+                        rootType={pathData.PathType}
+                        currentPath={path}
+                        onActivePathUpdate={setCurrentPath}
+                    />
+                ) : null}
+            </div>
+        </div>
+    );
+}
diff --git a/src/containers/Tenant/ObjectSummary/SchemaActions.tsx b/src/containers/Tenant/ObjectSummary/SchemaActions.tsx
new file mode 100644
index 0000000000..9c96ef1def
--- /dev/null
+++ b/src/containers/Tenant/ObjectSummary/SchemaActions.tsx
@@ -0,0 +1,37 @@
+import {Button, Icon} from '@gravity-ui/uikit';
+
+import {
+    TENANT_DIAGNOSTICS_TABS_IDS,
+    TENANT_PAGES_IDS,
+} from '../../../store/reducers/tenant/constants';
+import {setDiagnosticsTab, setTenantPage} from '../../../store/reducers/tenant/tenant';
+import {useTypedDispatch, useTypedSelector} from '../../../utils/hooks';
+
+import i18n from './i18n';
+
+import ArrowRightFromSquareIcon from '@gravity-ui/icons/svgs/arrow-right-from-square.svg';
+
+export function SchemaActions() {
+    const dispatch = useTypedDispatch();
+    const {diagnosticsTab, tenantPage} = useTypedSelector((state) => state.tenant);
+    const diagnosticsSchemaActive =
+        tenantPage === TENANT_PAGES_IDS.diagnostics &&
+        diagnosticsTab === TENANT_DIAGNOSTICS_TABS_IDS.schema;
+
+    return (
+        <div>
+            {!diagnosticsSchemaActive && (
+                <Button
+                    title={i18n('action_openInDiagnostics')}
+                    onClick={() => {
+                        dispatch(setTenantPage(TENANT_PAGES_IDS.diagnostics));
+                        dispatch(setDiagnosticsTab(TENANT_DIAGNOSTICS_TABS_IDS.schema));
+                    }}
+                    size="s"
+                >
+                    <Icon data={ArrowRightFromSquareIcon} size={14} />
+                </Button>
+            )}
+        </div>
+    );
+}
diff --git a/src/containers/Tenant/ObjectSummary/i18n/en.json b/src/containers/Tenant/ObjectSummary/i18n/en.json
new file mode 100644
index 0000000000..7dcb277cf8
--- /dev/null
+++ b/src/containers/Tenant/ObjectSummary/i18n/en.json
@@ -0,0 +1,21 @@
+{
+  "title_navigation": "Navigation",
+  "field_source-type": "Source Type",
+  "field_data-source": "Data Source",
+  "action_copySchemaPath": "Copy schema path",
+  "action_openInDiagnostics": "Open in Diagnostics",
+  "field_type": "Type",
+  "field_subtype": "SubType",
+  "field_id": "Id",
+  "field_version": "Version",
+  "field_created": "Created",
+  "field_data-size": "Data size",
+  "field_row-count": "Row count",
+  "field_partitions": "Partitions count",
+  "field_paths": "Paths",
+  "field_shards": "Shards",
+  "field_state": "State",
+  "field_mode": "Mode",
+  "field_format": "Format",
+  "field_retention": "Retention"
+}
diff --git a/src/containers/Tenant/ObjectSummary/i18n/index.ts b/src/containers/Tenant/ObjectSummary/i18n/index.ts
new file mode 100644
index 0000000000..cfa8a570f2
--- /dev/null
+++ b/src/containers/Tenant/ObjectSummary/i18n/index.ts
@@ -0,0 +1,7 @@
+import {registerKeysets} from '../../../../utils/i18n';
+
+import en from './en.json';
+
+const COMPONENT = 'ydb-object-summary';
+
+export default registerKeysets(COMPONENT, {en});
diff --git a/src/containers/Tenant/ObjectSummary/shared.ts b/src/containers/Tenant/ObjectSummary/shared.ts
new file mode 100644
index 0000000000..f05505f22c
--- /dev/null
+++ b/src/containers/Tenant/ObjectSummary/shared.ts
@@ -0,0 +1,3 @@
+import {cn} from '../../../utils/cn';
+
+export const b = cn('ydb-object-summary');
diff --git a/src/containers/Tenant/utils/schema.ts b/src/containers/Tenant/utils/schema.ts
index 42de559110..4257c3e1c3 100644
--- a/src/containers/Tenant/utils/schema.ts
+++ b/src/containers/Tenant/utils/schema.ts
@@ -120,6 +120,7 @@ const pathTypeToIsTable: Record<EPathType, boolean> = {
     [EPathType.EPathTypeReplication]: false,
 };
 
+//if add entity with tableType, make sure that Schema is available in Diagnostics section
 export const isTableType = (pathType?: EPathType) =>
     (pathType && pathTypeToIsTable[pathType]) ?? false;
 
diff --git a/tests/suites/tenant/summary/ObjectSummary.ts b/tests/suites/tenant/summary/ObjectSummary.ts
index 364798f390..2d5dbed234 100644
--- a/tests/suites/tenant/summary/ObjectSummary.ts
+++ b/tests/suites/tenant/summary/ObjectSummary.ts
@@ -16,9 +16,9 @@ export class ObjectSummary {
     private primaryKeys: Locator;
 
     constructor(page: Page) {
-        this.tree = page.locator('.object-summary__tree');
+        this.tree = page.locator('.ydb-object-summary__tree');
         this.treeRows = page.locator('.ydb-tree-view');
-        this.tabs = page.locator('.object-summary__tabs');
+        this.tabs = page.locator('.ydb-object-summary__tabs');
         this.schemaViewer = page.locator('.schema-viewer');
         this.primaryKeys = page.locator('.schema-viewer__keys_type_primary');
     }
@@ -66,7 +66,7 @@ export class ObjectSummary {
     }
 
     async clickTab(tabName: ObjectSummaryTab): Promise<void> {
-        const tab = this.tabs.locator(`.object-summary__tab:has-text("${tabName}")`);
+        const tab = this.tabs.locator(`.ydb-object-summary__tab:has-text("${tabName}")`);
         await tab.click();
     }