diff --git a/web/src/app/app/collections/[collectionId]/_CollectionIndividualHeader.tsx b/web/src/app/app/collections/[collectionId]/_CollectionIndividualHeader.tsx
index c9b8cb3c5..81509cf7b 100644
--- a/web/src/app/app/collections/[collectionId]/_CollectionIndividualHeader.tsx
+++ b/web/src/app/app/collections/[collectionId]/_CollectionIndividualHeader.tsx
@@ -8,7 +8,6 @@ import {
   useIndividualCollection
 } from '@/context/Collections';
 import { Breadcrumb, Button, Dropdown, MenuProps } from 'antd';
-import { BreadcrumbSeperator } from '@/components';
 import Link from 'next/link';
 import { useAppLayoutContextSelector } from '@/context/BusterAppLayout';
 import { BusterRoutes } from '@/routes';
@@ -19,10 +18,10 @@ import { ShareMenu } from '../../_components/ShareMenu';
 import { BusterCollection } from '@/api/buster-rest/collection';
 import { BusterShareAssetType } from '@/api/buster-rest';
 import { Text } from '@/components';
-
 import { useAntToken } from '@/styles/useAntToken';
-import { measureTextWidth } from '@/utils';
 import { useMemoizedFn } from 'ahooks';
+import { BreadcrumbSeperator } from '@/components/breadcrumb';
+import { measureTextWidth } from '@/utils/canvas';
 
 export const CollectionsIndividualHeader: React.FC<{}> = () => {
   const selectedThreadId = useBusterThreadsContextSelector((x) => x.selectedThreadId);
diff --git a/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/PermissionGroupSelectedPopup.tsx b/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/PermissionGroupSelectedPopup.tsx
index 70e5c979f..2df574bce 100644
--- a/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/PermissionGroupSelectedPopup.tsx
+++ b/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/PermissionGroupSelectedPopup.tsx
@@ -1,11 +1,16 @@
 import { BusterListSelectedOptionPopupContainer } from '@/components/list';
-import { Button } from 'antd';
-import React from 'react';
+import { Button, Dropdown, MenuProps } from 'antd';
+import React, { useMemo } from 'react';
+import { PERMISSION_GROUP_ASSIGNED_OPTIONS } from './config';
+import { useMemoizedFn } from 'ahooks';
+import { useDatasetUpdatePermissionGroups } from '@/api/buster-rest';
+import { AppMaterialIcons } from '@/components/icons';
 
 export const PermissionGroupSelectedPopup: React.FC<{
   selectedRowKeys: string[];
+  datasetId: string;
   onSelectChange: (selectedRowKeys: string[]) => void;
-}> = React.memo(({ selectedRowKeys, onSelectChange }) => {
+}> = React.memo(({ selectedRowKeys, onSelectChange, datasetId }) => {
   return (
     <BusterListSelectedOptionPopupContainer
       selectedRowKeys={selectedRowKeys}
@@ -14,6 +19,7 @@ export const PermissionGroupSelectedPopup: React.FC<{
         <PermissionGroupAssignButton
           key="assign"
           selectedRowKeys={selectedRowKeys}
+          datasetId={datasetId}
           onSelectChange={onSelectChange}
         />
       ]}
@@ -26,6 +32,45 @@ PermissionGroupSelectedPopup.displayName = 'PermissionGroupSelectedPopup';
 const PermissionGroupAssignButton: React.FC<{
   selectedRowKeys: string[];
   onSelectChange: (selectedRowKeys: string[]) => void;
-}> = ({ selectedRowKeys, onSelectChange }) => {
-  return <Button>Assign</Button>;
+  datasetId: string;
+}> = ({ selectedRowKeys, onSelectChange, datasetId }) => {
+  const { mutateAsync: updatePermissionGroups, isPending } =
+    useDatasetUpdatePermissionGroups(datasetId);
+
+  const onClickItem = useMemoizedFn(async (assigned: boolean) => {
+    try {
+      await updatePermissionGroups(
+        selectedRowKeys.map((id) => ({
+          id,
+          assigned
+        }))
+      );
+      onSelectChange([]);
+    } catch (error) {
+      //
+    }
+  });
+
+  const menu: MenuProps = useMemo(() => {
+    return {
+      items: PERMISSION_GROUP_ASSIGNED_OPTIONS.map((option) => ({
+        label: option.label,
+        key: option.value ? 'true' : 'false',
+        icon: option.value ? (
+          <AppMaterialIcons icon="done_all" />
+        ) : (
+          <AppMaterialIcons icon="remove_done" />
+        ),
+        onClick: () => {
+          onClickItem(option.value);
+        }
+      }))
+    };
+  }, []);
+
+  return (
+    <Dropdown menu={menu} trigger={['click']}>
+      <Button loading={isPending}>Assign</Button>
+    </Dropdown>
+  );
 };
diff --git a/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/PermissionListPermissionGroupContainer.tsx b/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/PermissionListPermissionGroupContainer.tsx
index 2ac24299b..b6329118c 100644
--- a/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/PermissionListPermissionGroupContainer.tsx
+++ b/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/PermissionListPermissionGroupContainer.tsx
@@ -10,6 +10,7 @@ import React, { useMemo, useState } from 'react';
 import { Text } from '@/components/text';
 import { PermissionGroupSelectedPopup } from './PermissionGroupSelectedPopup';
 import { BusterInfiniteList } from '@/components/list/BusterInfiniteList';
+import { PERMISSION_GROUP_ASSIGNED_OPTIONS } from './config';
 
 export const PermissionListPermissionGroupContainer: React.FC<{
   filteredPermissionGroups: ListPermissionGroupsResponse[];
@@ -121,11 +122,13 @@ export const PermissionListPermissionGroupContainer: React.FC<{
         selectedRowKeys={selectedRowKeys}
         onSelectChange={setSelectedRowKeys}
         emptyState={<EmptyState />}
+        useRowClickSelectChange={true}
       />
 
-      <div className="fixed bottom-1 left-0 right-0 w-full">
+      <div className="fixed bottom-0 left-0 right-0 w-full">
         <div className="relative ml-[220px] mr-[55px]">
           <PermissionGroupSelectedPopup
+            datasetId={datasetId}
             selectedRowKeys={selectedRowKeys}
             onSelectChange={setSelectedRowKeys}
           />
@@ -149,18 +152,7 @@ const PermissionGroupInfoCell = React.memo(({ name }: { name: string }) => {
 });
 PermissionGroupInfoCell.displayName = 'PermissionGroupInfoCell';
 
-const options = [
-  {
-    label: 'Assigned',
-    value: true
-  },
-  {
-    label: 'Not Assigned',
-    value: false
-  }
-];
-
-const PermissionGroupAssignedCell = React.memo(
+export const PermissionGroupAssignedCell = React.memo(
   ({
     id,
     assigned,
@@ -172,9 +164,13 @@ const PermissionGroupAssignedCell = React.memo(
   }) => {
     return (
       <Select
-        options={options}
+        options={PERMISSION_GROUP_ASSIGNED_OPTIONS}
         defaultValue={assigned}
         popupMatchSelectWidth
+        onClick={(e) => {
+          e.preventDefault();
+          e.stopPropagation();
+        }}
         onSelect={(value) => {
           onSelect({ id, assigned: value });
         }}
diff --git a/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/config.tsx b/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/config.tsx
new file mode 100644
index 000000000..451808dfd
--- /dev/null
+++ b/web/src/app/app/datasets/[datasetId]/permissions/_PermissionPermissionGroup/config.tsx
@@ -0,0 +1,10 @@
+export const PERMISSION_GROUP_ASSIGNED_OPTIONS = [
+  {
+    label: 'Assigned',
+    value: true
+  },
+  {
+    label: 'Not Assigned',
+    value: false
+  }
+];
diff --git a/web/src/components/list/BusterInfiniteList/BusterInfiniteList.tsx b/web/src/components/list/BusterInfiniteList/BusterInfiniteList.tsx
index d38257b25..a8eb07cea 100644
--- a/web/src/components/list/BusterInfiniteList/BusterInfiniteList.tsx
+++ b/web/src/components/list/BusterInfiniteList/BusterInfiniteList.tsx
@@ -2,6 +2,7 @@ import React from 'react';
 import { useMemoizedFn } from 'ahooks';
 import { BusterListProps } from '../BusterList';
 import { getAllIdsInSection } from '../BusterList/helpers';
+import { WindowVirtualizer } from 'virtua';
 import { useEffect, useMemo, useRef, useCallback } from 'react';
 import { BusterListHeader } from '../BusterList/BusterListHeader';
 import { BusterListRowComponentSelector } from '../BusterList/BusterListRowComponentSelector';
@@ -19,6 +20,7 @@ export const BusterInfiniteList: React.FC<BusterInfiniteListProps> = ({
   onSelectChange,
   emptyState,
   showHeader = true,
+  useRowClickSelectChange = false,
   contextMenu,
   columnRowVariant = 'containerized',
   showSelectAll = true,
@@ -26,8 +28,6 @@ export const BusterInfiniteList: React.FC<BusterInfiniteListProps> = ({
   loadingNewContent,
   scrollEndThreshold = 200 // Default threshold of 200px
 }) => {
-  const containerRef = useRef<HTMLDivElement>(null);
-
   const showEmptyState = useMemo(
     () => (!rows || rows.length === 0 || !rows.some((row) => !row.rowSection)) && !!emptyState,
     [rows, emptyState]
@@ -72,12 +72,14 @@ export const BusterInfiniteList: React.FC<BusterInfiniteListProps> = ({
       onSelectChange: onSelectChange ? onSelectChangePreflight : undefined,
       onSelectSectionChange: onSelectChange ? onSelectSectionChange : undefined,
       onContextMenuClick: undefined,
-      columnRowVariant
+      columnRowVariant,
+      useRowClickSelectChange
     };
   }, [
     columns,
     rows,
     onSelectChange,
+    useRowClickSelectChange,
     columnRowVariant,
     onSelectSectionChange,
     contextMenu,
@@ -86,29 +88,25 @@ export const BusterInfiniteList: React.FC<BusterInfiniteListProps> = ({
 
   // Add scroll handler
   const handleScroll = useCallback(() => {
-    if (!containerRef.current || !onScrollEnd) return;
-
-    const { scrollTop, scrollHeight, clientHeight } = containerRef.current;
-    const distanceToBottom = scrollHeight - scrollTop - clientHeight;
-
-    if (distanceToBottom <= scrollEndThreshold) {
-      onScrollEnd();
-    }
+    // const { scrollTop, scrollHeight, clientHeight } = containerRef.current;
+    // const distanceToBottom = scrollHeight - scrollTop - clientHeight;
+    // console.log('distanceToBottom', distanceToBottom);
+    // if (distanceToBottom <= scrollEndThreshold) {
+    //   onScrollEnd();
+    //   console.log('onScrollEnd');
+    // }
   }, [onScrollEnd, scrollEndThreshold]);
 
   // Add scroll event listener
   useEffect(() => {
-    const container = containerRef.current;
-    if (!container || !onScrollEnd) return;
-
-    container.addEventListener('scroll', handleScroll);
-    return () => container.removeEventListener('scroll', handleScroll);
+    // const container = containerRef.current;
+    // if (!container || !onScrollEnd) return;
+    // container.addEventListener('scroll', handleScroll);
+    //  return () => container.removeEventListener('scroll', handleScroll);
   }, [handleScroll, onScrollEnd]);
 
   return (
-    <div
-      className="infinite-list-container relative flex h-full w-full flex-col"
-      ref={containerRef}>
+    <div className="infinite-list-container relative flex h-full w-full flex-col">
       {showHeader && !showEmptyState && (
         <BusterListHeader
           columns={columns}
diff --git a/web/src/components/list/BusterList/BusterListRowComponent.tsx b/web/src/components/list/BusterList/BusterListRowComponent.tsx
index a37fcccea..4a78b1514 100644
--- a/web/src/components/list/BusterList/BusterListRowComponent.tsx
+++ b/web/src/components/list/BusterList/BusterListRowComponent.tsx
@@ -18,10 +18,20 @@ export const BusterListRowComponent = React.memo(
       onContextMenuClick?: (e: React.MouseEvent<HTMLDivElement>, id: string) => void;
       style?: React.CSSProperties;
       columnRowVariant: BusterListProps['columnRowVariant'];
+      useRowClickSelectChange: boolean;
     }
   >(
     (
-      { style, columnRowVariant, row, columns, onSelectChange, checked, onContextMenuClick },
+      {
+        style,
+        columnRowVariant,
+        row,
+        columns,
+        onSelectChange,
+        checked,
+        onContextMenuClick,
+        useRowClickSelectChange
+      },
       ref
     ) => {
       const { styles, cx } = useStyles();
@@ -31,14 +41,21 @@ export const BusterListRowComponent = React.memo(
         onContextMenuClick?.(e, row.id);
       });
 
-      const onChange = useMemoizedFn((checked: boolean) => {
-        onSelectChange?.(checked, row.id);
+      const onChange = useMemoizedFn((newChecked: boolean) => {
+        onSelectChange?.(newChecked, row.id);
+      });
+
+      const onContainerClick = useMemoizedFn(() => {
+        if (useRowClickSelectChange) {
+          onChange(!checked);
+        }
+        row.onClick?.();
       });
 
       return (
         <LinkWrapper href={link}>
           <div
-            onClick={row.onClick}
+            onClick={onContainerClick}
             style={style}
             onContextMenu={onContextMenu}
             className={cx(
@@ -46,7 +63,7 @@ export const BusterListRowComponent = React.memo(
               'group flex items-center',
               checked ? 'checked' : '',
               columnRowVariant,
-              { clickable: !!(link || row.onClick) }
+              { clickable: !!(link || row.onClick || (onSelectChange && useRowClickSelectChange)) }
             )}
             ref={ref}>
             {!!onSelectChange ? (
@@ -124,15 +141,14 @@ export const useStyles = createStyles(({ css, token }) => ({
   row: css`
     height: ${HEIGHT_OF_ROW}px;
     min-height: ${HEIGHT_OF_ROW}px;
-
     border-bottom: 0.5px solid ${token.colorBorder};
 
-    &:hover {
-      background-color: ${token.controlItemBgHover};
-    }
-
     &.clickable {
       cursor: pointer;
+
+      &:hover {
+        background-color: ${token.controlItemBgHover};
+      }
     }
 
     .row-cell {
@@ -149,9 +165,15 @@ export const useStyles = createStyles(({ css, token }) => ({
       }
     }
 
-    &.containerized {
+    &.containerized:not(.checked) {
       background-color: ${token.colorBgContainer};
 
+      &.clickable {
+        &:hover {
+          background-color: ${token.controlItemBgHover};
+        }
+      }
+
       &:last-child {
         border-bottom: 0px;
       }
diff --git a/web/src/components/list/BusterList/BusterListRowComponentSelector.tsx b/web/src/components/list/BusterList/BusterListRowComponentSelector.tsx
index 0cddd15a5..18a054f4d 100644
--- a/web/src/components/list/BusterList/BusterListRowComponentSelector.tsx
+++ b/web/src/components/list/BusterList/BusterListRowComponentSelector.tsx
@@ -16,6 +16,7 @@ export const BusterListRowComponentSelector = React.forwardRef<
     rows: BusterListRow[];
     style?: React.CSSProperties;
     columnRowVariant?: BusterListProps['columnRowVariant'];
+    useRowClickSelectChange: boolean;
   }
 >(
   (
@@ -28,7 +29,8 @@ export const BusterListRowComponentSelector = React.forwardRef<
       onSelectSectionChange,
       selectedRowKeys,
       onContextMenuClick,
-      columnRowVariant
+      columnRowVariant,
+      useRowClickSelectChange = false
     },
     ref
   ) => {
@@ -58,6 +60,7 @@ export const BusterListRowComponentSelector = React.forwardRef<
         ref={ref}
         onContextMenuClick={onContextMenuClick}
         columnRowVariant={columnRowVariant}
+        useRowClickSelectChange={useRowClickSelectChange}
       />
     );
   }
diff --git a/web/src/components/list/BusterList/BusterListVirtua.tsx b/web/src/components/list/BusterList/BusterListVirtua.tsx
index 09e008b31..684f6b62d 100644
--- a/web/src/components/list/BusterList/BusterListVirtua.tsx
+++ b/web/src/components/list/BusterList/BusterListVirtua.tsx
@@ -18,7 +18,8 @@ export const BusterListVirtua = React.memo(
     emptyState,
     showHeader = true,
     contextMenu,
-    showSelectAll = true
+    showSelectAll = true,
+    useRowClickSelectChange = false
   }: BusterListProps) => {
     const contextMenuRef = useRef<HTMLDivElement>(null);
     const showEmptyState = (!rows || rows.length === 0) && !!emptyState;
@@ -70,9 +71,18 @@ export const BusterListVirtua = React.memo(
         selectedRowKeys,
         onSelectChange: onSelectChange ? onSelectChangePreflight : undefined,
         onSelectSectionChange: onSelectChange ? onSelectSectionChange : undefined,
-        onContextMenuClick
+        onContextMenuClick,
+        useRowClickSelectChange
       };
-    }, [columns, rows, selectedRowKeys, onSelectChange, onSelectSectionChange, onContextMenuClick]);
+    }, [
+      columns,
+      rows,
+      useRowClickSelectChange,
+      selectedRowKeys,
+      onSelectChange,
+      onSelectSectionChange,
+      onContextMenuClick
+    ]);
 
     useEffect(() => {
       if (contextMenu && contextMenuPosition?.show) {
diff --git a/web/src/components/list/BusterList/interfaces.ts b/web/src/components/list/BusterList/interfaces.ts
index 1f88ea301..c8dfc6321 100644
--- a/web/src/components/list/BusterList/interfaces.ts
+++ b/web/src/components/list/BusterList/interfaces.ts
@@ -16,6 +16,7 @@ export interface BusterListProps {
   selectedRowKeys?: string[];
   contextMenu?: BusterListContextMenu;
   showSelectAll?: boolean;
+  useRowClickSelectChange?: boolean;
 }
 
 export interface BusterListColumn {