diff --git a/web/src/pages/files/action-cell.tsx b/web/src/pages/files/action-cell.tsx
index e4893778a..2e2037a99 100644
--- a/web/src/pages/files/action-cell.tsx
+++ b/web/src/pages/files/action-cell.tsx
@@ -1,4 +1,5 @@
 import { ConfirmDeleteDialog } from '@/components/confirm-delete-dialog';
+import NewDocumentLink from '@/components/new-document-link';
 import { Button } from '@/components/ui/button';
 import {
   DropdownMenu,
@@ -9,8 +10,12 @@ import {
 } from '@/components/ui/dropdown-menu';
 import { useDownloadFile } from '@/hooks/file-manager-hooks';
 import { IFile } from '@/interfaces/database/file-manager';
+import {
+  getExtension,
+  isSupportedPreviewDocumentType,
+} from '@/utils/document-util';
 import { CellContext } from '@tanstack/react-table';
-import { EllipsisVertical, Link2, Trash2 } from 'lucide-react';
+import { EllipsisVertical, Eye, Link2, Trash2 } from 'lucide-react';
 import { useCallback } from 'react';
 import { useTranslation } from 'react-i18next';
 import {
@@ -18,6 +23,7 @@ import {
   UseRenameCurrentFileReturnType,
 } from './hooks';
 import { UseMoveDocumentShowType } from './use-move-file';
+import { isFolderType } from './util';
 
 type IProps = Pick<CellContext<IFile, unknown>, 'row'> &
   Pick<UseHandleConnectToKnowledgeReturnType, 'showConnectToKnowledgeModal'> &
@@ -34,6 +40,8 @@ export function ActionCell({
   const record = row.original;
   const documentId = record.id;
   const { downloadFile } = useDownloadFile();
+  const isFolder = isFolderType(record.type);
+  const extension = getExtension(record.name);
 
   const handleShowConnectToKnowledgeModal = useCallback(() => {
     showConnectToKnowledgeModal(record);
@@ -57,20 +65,31 @@ export function ActionCell({
   return (
     <section className="flex gap-4 items-center">
       <Button
-        variant="secondary"
+        variant="ghost"
         size={'icon'}
         onClick={handleShowConnectToKnowledgeModal}
       >
         <Link2 />
       </Button>
       <ConfirmDeleteDialog>
-        <Button variant="secondary" size={'icon'}>
+        <Button variant="ghost" size={'icon'}>
           <Trash2 />
         </Button>
       </ConfirmDeleteDialog>
+      {isSupportedPreviewDocumentType(extension) && (
+        <NewDocumentLink
+          documentId={documentId}
+          documentName={record.name}
+          color="black"
+        >
+          <Button variant={'ghost'} size={'icon'}>
+            <Eye />
+          </Button>
+        </NewDocumentLink>
+      )}
       <DropdownMenu>
         <DropdownMenuTrigger asChild>
-          <Button variant="secondary" size={'icon'}>
+          <Button variant="ghost" size={'icon'}>
             <EllipsisVertical />
           </Button>
         </DropdownMenuTrigger>
@@ -83,9 +102,11 @@ export function ActionCell({
             {t('common.rename')}
           </DropdownMenuItem>
           <DropdownMenuSeparator />
-          <DropdownMenuItem onClick={onDownloadDocument}>
-            {t('common.download')}
-          </DropdownMenuItem>
+          {isFolder || (
+            <DropdownMenuItem onClick={onDownloadDocument}>
+              {t('common.download')}
+            </DropdownMenuItem>
+          )}
         </DropdownMenuContent>
       </DropdownMenu>
     </section>
diff --git a/web/src/pages/files/files-table.tsx b/web/src/pages/files/files-table.tsx
index 7d686437b..862e6ec58 100644
--- a/web/src/pages/files/files-table.tsx
+++ b/web/src/pages/files/files-table.tsx
@@ -17,7 +17,6 @@ import * as React from 'react';
 import { RenameDialog } from '@/components/rename-dialog';
 import SvgIcon from '@/components/svg-icon';
 import { TableEmpty, TableSkeleton } from '@/components/table-skeleton';
-import { Badge } from '@/components/ui/badge';
 import { Button } from '@/components/ui/button';
 import { Checkbox } from '@/components/ui/checkbox';
 import {
@@ -44,9 +43,11 @@ import { useMemo } from 'react';
 import { useTranslation } from 'react-i18next';
 import { ActionCell } from './action-cell';
 import { useHandleConnectToKnowledge, useRenameCurrentFile } from './hooks';
+import { KnowledgeCell } from './knowledge-cell';
 import { LinkToDatasetDialog } from './link-to-dataset-dialog';
 import { UseMoveDocumentShowType } from './use-move-file';
 import { useNavigateToOtherFolder } from './use-navigate-to-folder';
+import { isFolderType } from './util';
 
 type FilesTableProps = Pick<
   ReturnType<typeof useFetchFileList>,
@@ -133,7 +134,7 @@ export function FilesTable({
         const name: string = row.getValue('name');
         const type = row.original.type;
         const id = row.original.id;
-        const isFolder = type === 'folder';
+        const isFolder = isFolderType(type);
 
         const handleNameClick = () => {
           if (isFolder) {
@@ -204,24 +205,8 @@ export function FilesTable({
       accessorKey: 'kbs_info',
       header: t('knowledgeBase'),
       cell: ({ row }) => {
-        const value = row.getValue('kbs_info');
-        return Array.isArray(value) ? (
-          <section className="flex gap-2 items-center">
-            {value?.slice(0, 2).map((x) => (
-              <Badge key={x.kb_id} className="" variant={'tertiary'}>
-                {x.kb_name}
-              </Badge>
-            ))}
-
-            {value.length > 2 && (
-              <Button variant={'icon'} size={'auto'}>
-                +{value.length - 2}
-              </Button>
-            )}
-          </section>
-        ) : (
-          ''
-        );
+        const value: IFile['kbs_info'] = row.getValue('kbs_info');
+        return <KnowledgeCell value={value}></KnowledgeCell>;
       },
     },
     {
diff --git a/web/src/pages/files/knowledge-cell.tsx b/web/src/pages/files/knowledge-cell.tsx
new file mode 100644
index 000000000..89768e207
--- /dev/null
+++ b/web/src/pages/files/knowledge-cell.tsx
@@ -0,0 +1,41 @@
+import { Badge } from '@/components/ui/badge';
+import { Button } from '@/components/ui/button';
+
+import {
+  HoverCard,
+  HoverCardContent,
+  HoverCardTrigger,
+} from '@/components/ui/hover-card';
+import { IFile } from '@/interfaces/database/file-manager';
+import { useCallback } from 'react';
+
+export function KnowledgeCell({ value }: { value: IFile['kbs_info'] }) {
+  const renderBadges = useCallback((list: IFile['kbs_info'] = []) => {
+    return list.map((x) => (
+      <Badge key={x.kb_id} className="" variant={'tertiary'}>
+        {x.kb_name}
+      </Badge>
+    ));
+  }, []);
+
+  return Array.isArray(value) ? (
+    <section className="flex gap-2 items-center">
+      {renderBadges(value?.slice(0, 2))}
+
+      {value.length > 2 && (
+        <HoverCard>
+          <HoverCardTrigger>
+            <Button variant={'icon'} size={'auto'}>
+              +{value.length - 2}
+            </Button>
+          </HoverCardTrigger>
+          <HoverCardContent className="flex gap-2 flex-wrap">
+            {renderBadges(value)}
+          </HoverCardContent>
+        </HoverCard>
+      )}
+    </section>
+  ) : (
+    ''
+  );
+}
diff --git a/web/src/pages/files/util.ts b/web/src/pages/files/util.ts
new file mode 100644
index 000000000..3ae478a11
--- /dev/null
+++ b/web/src/pages/files/util.ts
@@ -0,0 +1,3 @@
+export function isFolderType(type: string) {
+  return type === 'folder';
+}