diff --git a/web/app/components/workflow/block-selector/all-start-blocks.tsx b/web/app/components/workflow/block-selector/all-start-blocks.tsx
index f2314ac398..eeedb54bce 100644
--- a/web/app/components/workflow/block-selector/all-start-blocks.tsx
+++ b/web/app/components/workflow/block-selector/all-start-blocks.tsx
@@ -1,5 +1,10 @@
 'use client'
-import { useCallback, useRef, useState } from 'react'
+import {
+  useCallback,
+  useEffect,
+  useRef,
+  useState,
+} from 'react'
 import { useTranslation } from 'react-i18next'
 import type { BlockEnum, OnSelectBlock } from '../types'
 import type { TriggerDefaultValue } from './types'
@@ -12,6 +17,7 @@ import { RiArrowRightUpLine } from '@remixicon/react'
 import { getMarketplaceUrl } from '@/utils/var'
 import Button from '@/app/components/base/button'
 import { SearchMenu } from '@/app/components/base/icons/src/vender/line/general'
+import { BlockEnum as BlockEnumValue } from '../types'
 
 type AllStartBlocksProps = {
   className?: string
@@ -25,6 +31,7 @@ const AllStartBlocks = ({
   className,
   searchText,
   onSelect,
+  availableBlocksTypes,
   tags = [],
 }: AllStartBlocksProps) => {
   const { t } = useTranslation()
@@ -32,6 +39,11 @@ const AllStartBlocks = ({
   const [hasStartBlocksContent, setHasStartBlocksContent] = useState(false)
   const [hasPluginContent, setHasPluginContent] = useState(false)
 
+  const entryNodeTypes = availableBlocksTypes?.length
+    ? availableBlocksTypes
+    : ENTRY_NODE_TYPES
+  const enableTriggerPlugin = entryNodeTypes.includes(BlockEnumValue.TriggerPlugin)
+
   const handleStartBlocksContentChange = useCallback((hasContent: boolean) => {
     setHasStartBlocksContent(hasContent)
   }, [])
@@ -43,6 +55,11 @@ const AllStartBlocks = ({
   const hasAnyContent = hasStartBlocksContent || hasPluginContent
   const shouldShowEmptyState = searchText && !hasAnyContent
 
+  useEffect(() => {
+    if (!enableTriggerPlugin && hasPluginContent)
+      setHasPluginContent(false)
+  }, [enableTriggerPlugin, hasPluginContent])
+
   return (
     <div className={cn('min-w-[400px] max-w-[500px]', className)}>
       <div
@@ -75,16 +92,18 @@ const AllStartBlocks = ({
             <StartBlocks
               searchText={searchText}
               onSelect={onSelect as OnSelectBlock}
-              availableBlocksTypes={ENTRY_NODE_TYPES as unknown as BlockEnum[]}
+              availableBlocksTypes={entryNodeTypes as unknown as BlockEnum[]}
               onContentStateChange={handleStartBlocksContentChange}
             />
 
-            <TriggerPluginSelector
-              onSelect={onSelect}
-              searchText={searchText}
-              onContentStateChange={handlePluginContentChange}
-              tags={tags}
-            />
+            { (
+              <TriggerPluginSelector
+                onSelect={onSelect}
+                searchText={searchText}
+                onContentStateChange={handlePluginContentChange}
+                tags={tags}
+              />
+            )}
           </>
         )}
       </div>
diff --git a/web/app/components/workflow/nodes/_base/components/panel-operator/change-block.tsx b/web/app/components/workflow/nodes/_base/components/panel-operator/change-block.tsx
index cbbf10b63a..4a6bb824ff 100644
--- a/web/app/components/workflow/nodes/_base/components/panel-operator/change-block.tsx
+++ b/web/app/components/workflow/nodes/_base/components/panel-operator/change-block.tsx
@@ -11,10 +11,12 @@ import {
   useIsChatMode,
   useNodesInteractions,
 } from '@/app/components/workflow/hooks'
+import { useHooksStore } from '@/app/components/workflow/hooks-store'
 import type {
   Node,
   OnSelectBlock,
 } from '@/app/components/workflow/types'
+import { FlowType } from '@/types/common'
 
 type ChangeBlockProps = {
   nodeId: string
@@ -33,6 +35,8 @@ const ChangeBlock = ({
     availableNextBlocks,
   } = useAvailableBlocks(nodeData.type, nodeData.isInIteration || nodeData.isInLoop)
   const isChatMode = useIsChatMode()
+  const flowType = useHooksStore(s => s.configsMap?.flowType)
+  const showStartTab = flowType !== FlowType.ragPipeline && !isChatMode
 
   const availableNodes = useMemo(() => {
     if (availablePrevBlocks.length && availableNextBlocks.length)
@@ -66,7 +70,7 @@ const ChangeBlock = ({
       trigger={renderTrigger}
       popupClassName='min-w-[240px]'
       availableBlocksTypes={availableNodes}
-      showStartTab={!isChatMode}
+      showStartTab={showStartTab}
     />
   )
 }
diff --git a/web/app/components/workflow/operator/add-block.tsx b/web/app/components/workflow/operator/add-block.tsx
index ce1326a78a..c40f2277bb 100644
--- a/web/app/components/workflow/operator/add-block.tsx
+++ b/web/app/components/workflow/operator/add-block.tsx
@@ -18,6 +18,7 @@ import {
   useNodesReadOnly,
   usePanelInteractions,
 } from '../hooks'
+import { useHooksStore } from '../hooks-store'
 import { useWorkflowStore } from '../store'
 import TipPopup from './tip-popup'
 import cn from '@/utils/classnames'
@@ -28,6 +29,7 @@ import type {
 import {
   BlockEnum,
 } from '@/app/components/workflow/types'
+import { FlowType } from '@/types/common'
 
 type AddBlockProps = {
   renderTrigger?: (open: boolean) => React.ReactNode
@@ -46,6 +48,8 @@ const AddBlock = ({
   const [open, setOpen] = useState(false)
   const { availableNextBlocks } = useAvailableBlocks(BlockEnum.Start, false)
   const { nodesMap: nodesMetaDataMap } = useNodesMetaData()
+  const flowType = useHooksStore(s => s.configsMap?.flowType)
+  const showStartTab = flowType !== FlowType.ragPipeline && !isChatMode
 
   const handleOpenChange = useCallback((open: boolean) => {
     setOpen(open)
@@ -110,7 +114,7 @@ const AddBlock = ({
       trigger={renderTrigger || renderTriggerElement}
       popupClassName='!min-w-[256px]'
       availableBlocksTypes={availableNextBlocks}
-      showStartTab={!isChatMode}
+      showStartTab={showStartTab}
     />
   )
 }