diff --git a/web/app/components/base/markdown.tsx b/web/app/components/base/markdown.tsx
index 51c54b7d7d..8094739cc3 100644
--- a/web/app/components/base/markdown.tsx
+++ b/web/app/components/base/markdown.tsx
@@ -265,7 +265,7 @@ export function Markdown(props: { content: string; className?: string }) {
             }
           },
         ]}
-        disallowedElements={['iframe', 'head', 'html', 'meta', 'link', 'style', 'body']}
+        disallowedElements={['iframe', 'head', 'html', 'meta', 'link', 'style', 'body', 'input']}
         components={{
           code: CodeBlock,
           img: Img,
diff --git a/web/app/components/datasets/documents/detail/completed/child-segment-detail.tsx b/web/app/components/datasets/documents/detail/completed/child-segment-detail.tsx
index 085bfddc16..366bb9a850 100644
--- a/web/app/components/datasets/documents/detail/completed/child-segment-detail.tsx
+++ b/web/app/components/datasets/documents/detail/completed/child-segment-detail.tsx
@@ -50,7 +50,6 @@ const ChildSegmentDetail: FC<IChildSegmentDetailProps> = ({
 
   const handleCancel = () => {
     onCancel()
-    setContent(childChunkInfo?.content || '')
   }
 
   const handleSave = () => {
diff --git a/web/app/components/datasets/documents/detail/completed/index.tsx b/web/app/components/datasets/documents/detail/completed/index.tsx
index e81d3cf3be..a3df7f6b80 100644
--- a/web/app/components/datasets/documents/detail/completed/index.tsx
+++ b/web/app/components/datasets/documents/detail/completed/index.tsx
@@ -80,7 +80,7 @@ export const useSegmentListContext = (selector: (value: SegmentListContextValue)
   return useContextSelector(SegmentListContext, selector)
 }
 
-interface ICompletedProps {
+type ICompletedProps = {
   embeddingAvailable: boolean
   showNewSegmentModal: boolean
   onNewSegmentModalChange: (state: boolean) => void
@@ -357,6 +357,7 @@ const Completed: FC<ICompletedProps> = ({
           if (seg.id === segmentId) {
             seg.answer = res.data.answer
             seg.content = res.data.content
+            seg.sign_content = res.data.sign_content
             seg.keywords = res.data.keywords
             seg.word_count = res.data.word_count
             seg.hit_count = res.data.hit_count
diff --git a/web/app/components/datasets/documents/detail/completed/new-child-segment.tsx b/web/app/components/datasets/documents/detail/completed/new-child-segment.tsx
index 55766d8ac4..2b93fb2600 100644
--- a/web/app/components/datasets/documents/detail/completed/new-child-segment.tsx
+++ b/web/app/components/datasets/documents/detail/completed/new-child-segment.tsx
@@ -68,7 +68,6 @@ const NewChildSegmentModal: FC<NewChildSegmentModalProps> = ({
   const handleCancel = (actionType: 'esc' | 'add' = 'esc') => {
     if (actionType === 'esc' || !addAnother)
       onCancel()
-    setContent('')
   }
 
   const { mutateAsync: addChildSegment } = useAddChildSegment()
diff --git a/web/app/components/datasets/documents/detail/completed/segment-card/chunk-content.tsx b/web/app/components/datasets/documents/detail/completed/segment-card/chunk-content.tsx
index 3185110d5f..a528f5e1b1 100644
--- a/web/app/components/datasets/documents/detail/completed/segment-card/chunk-content.tsx
+++ b/web/app/components/datasets/documents/detail/completed/segment-card/chunk-content.tsx
@@ -49,7 +49,7 @@ const ChunkContent: FC<ChunkContentProps> = ({
       isFullDocMode ? 'line-clamp-3' : isCollapsed ? 'line-clamp-2' : 'line-clamp-20',
       className,
     )}
-    content={sign_content || content}
+    content={sign_content || content || ''}
   />
 }
 
diff --git a/web/app/components/datasets/documents/detail/completed/segment-detail.tsx b/web/app/components/datasets/documents/detail/completed/segment-detail.tsx
index 8891ddee85..c96ec42c12 100644
--- a/web/app/components/datasets/documents/detail/completed/segment-detail.tsx
+++ b/web/app/components/datasets/documents/detail/completed/segment-detail.tsx
@@ -57,9 +57,6 @@ const SegmentDetail: FC<ISegmentDetailProps> = ({
 
   const handleCancel = () => {
     onCancel()
-    setQuestion(segInfo?.content || '')
-    setAnswer(segInfo?.answer || '')
-    setKeywords(segInfo?.keywords || [])
   }
 
   const handleSave = () => {
diff --git a/web/app/components/datasets/documents/detail/new-segment.tsx b/web/app/components/datasets/documents/detail/new-segment.tsx
index e0eec87f0a..05d43a9fec 100644
--- a/web/app/components/datasets/documents/detail/new-segment.tsx
+++ b/web/app/components/datasets/documents/detail/new-segment.tsx
@@ -70,9 +70,6 @@ const NewSegmentModal: FC<NewSegmentModalProps> = ({
   const handleCancel = (actionType: 'esc' | 'add' = 'esc') => {
     if (actionType === 'esc' || !addAnother)
       onCancel()
-    setQuestion('')
-    setAnswer('')
-    setKeywords([])
   }
 
   const { mutateAsync: addSegment } = useAddSegment()