diff --git a/web/app/components/workflow/block-selector/blocks.tsx b/web/app/components/workflow/block-selector/blocks.tsx
index 64622d7de0..e6e733a141 100644
--- a/web/app/components/workflow/block-selector/blocks.tsx
+++ b/web/app/components/workflow/block-selector/blocks.tsx
@@ -3,6 +3,7 @@ import {
   useCallback,
   useMemo,
 } from 'react'
+import { useStoreApi } from 'reactflow'
 import { useTranslation } from 'react-i18next'
 import { groupBy } from 'lodash-es'
 import BlockIcon from '../block-icon'
@@ -26,6 +27,7 @@ const Blocks = ({
   blocks,
 }: BlocksProps) => {
   const { t } = useTranslation()
+  const store = useStoreApi()
 
   const groups = useMemo(() => {
     return BLOCK_CLASSIFICATIONS.reduce((acc, classification) => {
@@ -43,6 +45,14 @@ const Blocks = ({
 
   const renderGroup = useCallback((classification: string) => {
     const list = groups[classification].sort((a, b) => a.metaData.sort - b.metaData.sort)
+    const { getNodes } = store.getState()
+    const nodes = getNodes()
+    const hasKnowledgeBaseNode = nodes.some(node => node.data.type === BlockEnum.KnowledgeBase)
+    const filteredList = list.filter((block) => {
+      if (hasKnowledgeBaseNode)
+        return block.metaData.type !== BlockEnum.KnowledgeBase
+      return true
+    })
 
     return (
       <div
@@ -50,14 +60,14 @@ const Blocks = ({
         className='mb-1 last-of-type:mb-0'
       >
         {
-          classification !== '-' && !!list.length && (
+          classification !== '-' && !!filteredList.length && (
             <div className='flex h-[22px] items-start px-3 text-xs font-medium text-text-tertiary'>
               {t(`workflow.tabs.${classification}`)}
             </div>
           )
         }
         {
-          list.map(block => (
+          filteredList.map(block => (
             <Tooltip
               key={block.metaData.type}
               position='right'
@@ -98,7 +108,7 @@ const Blocks = ({
         }
       </div>
     )
-  }, [groups, onSelect, t])
+  }, [groups, onSelect, t, store])
 
   return (
     <div className='max-h-[480px] overflow-y-auto p-1'>
diff --git a/web/app/components/workflow/block-selector/main.tsx b/web/app/components/workflow/block-selector/main.tsx
index 38cb8bdb63..f05994159f 100644
--- a/web/app/components/workflow/block-selector/main.tsx
+++ b/web/app/components/workflow/block-selector/main.tsx
@@ -105,6 +105,9 @@ const NodeSelector: FC<NodeSelectorProps> = ({
 
     if (activeTab === TabsEnum.Tools)
       return t('workflow.tabs.searchTool')
+
+    if (activeTab === TabsEnum.Sources)
+      return t('workflow.tabs.searchDataSource')
     return ''
   }, [activeTab, t])
 
diff --git a/web/app/components/workflow/block-selector/utils.ts b/web/app/components/workflow/block-selector/utils.ts
index 0ebefa2e01..eb6d6727b0 100644
--- a/web/app/components/workflow/block-selector/utils.ts
+++ b/web/app/components/workflow/block-selector/utils.ts
@@ -4,7 +4,7 @@ import type { DataSourceItem } from './types'
 
 export const transformDataSourceToTool = (dataSourceItem: DataSourceItem) => {
   return {
-    id: dataSourceItem.plugin_unique_identifier,
+    id: dataSourceItem.plugin_id,
     name: dataSourceItem.declaration.identity.name,
     author: dataSourceItem.declaration.identity.author,
     description: dataSourceItem.declaration.identity.description,
diff --git a/web/app/components/workflow/nodes/knowledge-base/components/index-method.tsx b/web/app/components/workflow/nodes/knowledge-base/components/index-method.tsx
index 71a7753f7b..ca0f007e4f 100644
--- a/web/app/components/workflow/nodes/knowledge-base/components/index-method.tsx
+++ b/web/app/components/workflow/nodes/knowledge-base/components/index-method.tsx
@@ -94,7 +94,7 @@ const IndexMethod = ({
               <div className='flex items-center'>
                 <div className='flex grow items-center'>
                   <div className='system-xs-medium truncate text-text-secondary'>
-                    Number of Keywords
+                    {t('datasetSettings.form.numberOfKeywords')}
                   </div>
                   <Tooltip
                     popupContent='number of keywords'
diff --git a/web/app/components/workflow/nodes/knowledge-base/hooks/use-settings-display.ts b/web/app/components/workflow/nodes/knowledge-base/hooks/use-settings-display.ts
new file mode 100644
index 0000000000..64679642ab
--- /dev/null
+++ b/web/app/components/workflow/nodes/knowledge-base/hooks/use-settings-display.ts
@@ -0,0 +1,18 @@
+import { useTranslation } from 'react-i18next'
+import {
+  IndexMethodEnum,
+  RetrievalSearchMethodEnum,
+} from '../types'
+
+export const useSettingsDisplay = () => {
+  const { t } = useTranslation()
+
+  return {
+    [IndexMethodEnum.QUALIFIED]: t('datasetCreation.stepTwo.qualified'),
+    [IndexMethodEnum.ECONOMICAL]: t('datasetSettings.form.indexMethodEconomy'),
+    [RetrievalSearchMethodEnum.semantic]: t('dataset.retrieval.semantic_search.title'),
+    [RetrievalSearchMethodEnum.fullText]: t('dataset.retrieval.full_text_search.title'),
+    [RetrievalSearchMethodEnum.hybrid]: t('dataset.retrieval.hybrid_search.title'),
+    [RetrievalSearchMethodEnum.invertedIndex]: t('dataset.retrieval.invertedIndex.title'),
+  }
+}
diff --git a/web/app/components/workflow/nodes/knowledge-base/node.tsx b/web/app/components/workflow/nodes/knowledge-base/node.tsx
index 854f104c03..c40acf0680 100644
--- a/web/app/components/workflow/nodes/knowledge-base/node.tsx
+++ b/web/app/components/workflow/nodes/knowledge-base/node.tsx
@@ -2,19 +2,22 @@ import type { FC } from 'react'
 import { memo } from 'react'
 import { useTranslation } from 'react-i18next'
 import type { KnowledgeBaseNodeType } from './types'
+import { useSettingsDisplay } from './hooks/use-settings-display'
 import type { NodeProps } from '@/app/components/workflow/types'
 
 const Node: FC<NodeProps<KnowledgeBaseNodeType>> = ({ data }) => {
   const { t } = useTranslation()
+  const settingsDisplay = useSettingsDisplay()
+
   return (
     <div className='mb-1 space-y-0.5 px-3 py-1'>
       <div className='flex h-6 items-center rounded-md bg-workflow-block-parma-bg px-1.5'>
         <div className='system-xs-medium-uppercase mr-2 shrink-0 text-text-tertiary'>{t('datasetCreation.stepTwo.indexMode')}</div>
-        <div className='system-xs-medium grow truncate text-right text-text-secondary' title={data.indexing_technique}>{data.indexing_technique}</div>
+        <div className='system-xs-medium grow truncate text-right text-text-secondary' title={data.indexing_technique}>{settingsDisplay[data.indexing_technique]}</div>
       </div>
       <div className='flex h-6 items-center rounded-md bg-workflow-block-parma-bg px-1.5'>
         <div className='system-xs-medium-uppercase mr-2 shrink-0 text-text-tertiary'>{t('datasetSettings.form.retrievalSetting.title')}</div>
-        <div className='system-xs-medium grow truncate text-right text-text-secondary' title={data.retrieval_model.search_method}>{data.retrieval_model.search_method}</div>
+        <div className='system-xs-medium grow truncate text-right text-text-secondary' title={data.retrieval_model.search_method}>{(settingsDisplay as Record<string, string>)[data.retrieval_model.search_method]}</div>
       </div>
     </div>
   )
diff --git a/web/i18n/en-US/workflow.ts b/web/i18n/en-US/workflow.ts
index 6bb4ba07fe..e67a48c9f8 100644
--- a/web/i18n/en-US/workflow.ts
+++ b/web/i18n/en-US/workflow.ts
@@ -231,6 +231,7 @@ const translation = {
     'noResult': 'No match found',
     'agent': 'Agent Strategy',
     'sources': 'Sources',
+    'searchDataSource': 'Search Data Source',
   },
   blocks: {
     'start': 'Start',
diff --git a/web/i18n/zh-Hans/workflow.ts b/web/i18n/zh-Hans/workflow.ts
index 34d5d91cd6..c40c49613c 100644
--- a/web/i18n/zh-Hans/workflow.ts
+++ b/web/i18n/zh-Hans/workflow.ts
@@ -232,6 +232,7 @@ const translation = {
     'noResult': '未找到匹配项',
     'agent': 'Agent 策略',
     'sources': '数据源',
+    'searchDataSource': '搜索数据源',
   },
   blocks: {
     'start': '开始',