diff --git a/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/header/breadcrumbs.tsx b/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/header/breadcrumbs.tsx
index 47df7316f8..56fd9b62aa 100644
--- a/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/header/breadcrumbs.tsx
+++ b/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/header/breadcrumbs.tsx
@@ -1,21 +1,34 @@
-import React from 'react'
+import { BucketsGray } from '@/app/components/base/icons/src/public/knowledge/online-drive'
+import React, { useCallback } from 'react'
 import { useTranslation } from 'react-i18next'
+import { useDataSourceStore } from '../../../store'
+import Tooltip from '@/app/components/base/tooltip'
 
 type BreadcrumbsProps = {
   prefix: string[]
   keywords: string
+  bucket: string
   searchResultsLength: number
 }
 
 const Breadcrumbs = ({
   prefix,
   keywords,
+  bucket,
   searchResultsLength,
 }: BreadcrumbsProps) => {
   const { t } = useTranslation()
-  const isRoot = prefix.length === 0
+  const { setFileList, setSelectedFileList, setPrefix, setBucket } = useDataSourceStore().getState()
+  const isRoot = prefix.length === 0 && bucket === ''
   const isSearching = !!keywords
 
+  const handleBackToBucketList = useCallback(() => {
+    setFileList([])
+    setSelectedFileList([])
+    setBucket('')
+    setPrefix([])
+  }, [setBucket, setFileList, setPrefix, setSelectedFileList])
+
   return (
     <div className='flex grow items-center py-1'>
       {isRoot && (
@@ -24,7 +37,18 @@ const Breadcrumbs = ({
         </div>
       )}
       {!isRoot && (
-        <div></div>
+        <div className='flex items-center gap-x-0.5'>
+          <Tooltip
+            popupContent={t('datasetPipeline.onlineDrive.breadcrumbs.allBuckets')}
+          >
+            <div
+              className='flex size-5 cursor-pointer items-center justify-center'
+              onClick={handleBackToBucketList}
+            >
+              <BucketsGray />
+            </div>
+          </Tooltip>
+        </div>
       )}
     </div>
   )
diff --git a/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/header/index.tsx b/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/header/index.tsx
index e0929a6ae6..1acb5b64e6 100644
--- a/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/header/index.tsx
+++ b/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/header/index.tsx
@@ -7,6 +7,7 @@ type HeaderProps = {
   prefix: string[]
   inputValue: string
   keywords: string
+  bucket: string
   searchResultsLength: number
   handleInputChange: React.ChangeEventHandler<HTMLInputElement>
   handleResetKeywords: () => void
@@ -16,6 +17,7 @@ const Header = ({
   prefix,
   inputValue,
   keywords,
+  bucket,
   searchResultsLength,
   handleInputChange,
   handleResetKeywords,
@@ -27,6 +29,7 @@ const Header = ({
       <Breadcrumbs
         prefix={prefix}
         keywords={keywords}
+        bucket={bucket}
         searchResultsLength={searchResultsLength}
       />
       <Input
diff --git a/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/index.tsx b/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/index.tsx
index 87e1b522d6..b57c36ac8e 100644
--- a/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/index.tsx
+++ b/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/index.tsx
@@ -9,12 +9,14 @@ type FileListProps = {
   selectedFileList: string[]
   prefix: string[]
   keywords: string
+  bucket: string
   isInPipeline: boolean
   resetKeywords: () => void
   updateKeywords: (keywords: string) => void
   searchResultsLength: number
   handleSelectFile: (file: OnlineDriveFile) => void
   handleOpenFolder: (file: OnlineDriveFile) => void
+  isLoading: boolean
 }
 
 const FileList = ({
@@ -22,12 +24,14 @@ const FileList = ({
   selectedFileList,
   prefix,
   keywords,
+  bucket,
   resetKeywords,
   updateKeywords,
   searchResultsLength,
   handleSelectFile,
   handleOpenFolder,
   isInPipeline,
+  isLoading,
 }: FileListProps) => {
   const [inputValue, setInputValue] = useState(keywords)
 
@@ -55,6 +59,7 @@ const FileList = ({
         prefix={prefix}
         inputValue={inputValue}
         keywords={keywords}
+        bucket={bucket}
         handleInputChange={handleInputChange}
         searchResultsLength={searchResultsLength}
         handleResetKeywords={handleResetKeywords}
@@ -67,6 +72,7 @@ const FileList = ({
         handleOpenFolder={handleOpenFolder}
         handleSelectFile={handleSelectFile}
         isInPipeline={isInPipeline}
+        isLoading={isLoading}
       />
     </div>
   )
diff --git a/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/list/index.tsx b/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/list/index.tsx
index 240a9f5f61..f99d311807 100644
--- a/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/list/index.tsx
+++ b/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/file-list/list/index.tsx
@@ -2,12 +2,15 @@ import type { OnlineDriveFile } from '@/models/pipeline'
 import Item from './item'
 import EmptyFolder from './empty-folder'
 import EmptySearchResult from './empty-search-result'
+import Loading from '@/app/components/base/loading'
+import { RiLoader2Line } from '@remixicon/react'
 
 type FileListProps = {
   fileList: OnlineDriveFile[]
   selectedFileList: string[]
   keywords: string
   isInPipeline: boolean
+  isLoading: boolean
   handleResetKeywords: () => void
   handleSelectFile: (file: OnlineDriveFile) => void
   handleOpenFolder: (file: OnlineDriveFile) => void
@@ -21,12 +24,20 @@ const List = ({
   handleSelectFile,
   handleOpenFolder,
   isInPipeline,
+  isLoading,
 }: FileListProps) => {
-  const isEmptyFolder = fileList.length === 0 && keywords.length === 0
-  const isSearchResultEmpty = fileList.length === 0 && keywords.length > 0
+  const isAllLoading = isLoading && fileList.length === 0 && keywords.length === 0
+  const isPartLoading = isLoading && fileList.length > 0
+  const isEmptyFolder = !isLoading && fileList.length === 0 && keywords.length === 0
+  const isSearchResultEmpty = !isLoading && fileList.length === 0 && keywords.length > 0
 
   return (
     <div className='grow overflow-hidden p-1 pt-0'>
+      {
+        isAllLoading && (
+          <Loading type='app' />
+        )
+      }
       {
         isEmptyFolder && (
           <EmptyFolder />
@@ -54,6 +65,13 @@ const List = ({
               )
             })
           }
+          {
+            isPartLoading && (
+              <div className='flex items-center justify-center py-2'>
+                <RiLoader2Line className='animation-spin size-4 text-text-tertiary' />
+              </div>
+            )
+          }
         </div>
       )}
     </div>
diff --git a/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/index.tsx b/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/index.tsx
index 3890e8a21c..548455a488 100644
--- a/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/index.tsx
+++ b/web/app/components/datasets/documents/create-from-pipeline/data-source/online-drive/index.tsx
@@ -1,6 +1,6 @@
 import type { DataSourceNodeType } from '@/app/components/workflow/nodes/data-source/types'
 import Header from './header'
-import { useCallback, useEffect } from 'react'
+import { useCallback, useEffect, useState } from 'react'
 import FileList from './file-list'
 import type { OnlineDriveFile } from '@/models/pipeline'
 import { DatasourceType, OnlineDriveFileType } from '@/models/pipeline'
@@ -36,12 +36,14 @@ const OnlineDrive = ({
   const setSelectedFileList = useDataSourceStoreWithSelector(state => state.setSelectedFileList)
   const fileList = useDataSourceStoreWithSelector(state => state.fileList)
   const setFileList = useDataSourceStoreWithSelector(state => state.setFileList)
+  const [isLoading, setIsLoading] = useState(false)
 
   const datasourceNodeRunURL = !isInPipeline
     ? `/rag/pipelines/${pipelineId}/workflows/published/datasource/nodes/${nodeId}/run`
     : `/rag/pipelines/${pipelineId}/workflows/draft/datasource/nodes/${nodeId}/run`
 
   const getOnlineDrive = useCallback(async () => {
+    setIsLoading(true)
     ssePost(
       datasourceNodeRunURL,
       {
@@ -59,12 +61,14 @@ const OnlineDrive = ({
         onDataSourceNodeCompleted: (documentsData: DataSourceNodeCompletedResponse) => {
           const newFileList = convertOnlineDriveDataToFileList(documentsData.data)
           setFileList([...fileList, ...newFileList])
+          setIsLoading(false)
         },
         onDataSourceNodeError: (error: DataSourceNodeErrorResponse) => {
           Toast.notify({
             type: 'error',
             message: error.error,
           })
+          setIsLoading(false)
         },
       },
     )
@@ -123,12 +127,14 @@ const OnlineDrive = ({
         selectedFileList={selectedFileList}
         prefix={prefix}
         keywords={keywords}
+        bucket={bucket}
         resetKeywords={resetPrefix}
         updateKeywords={updateKeywords}
         searchResultsLength={fileList.length}
         handleSelectFile={handleSelectFile}
         handleOpenFolder={handleOpenFolder}
         isInPipeline={isInPipeline}
+        isLoading={isLoading}
       />
     </div>
   )