diff --git a/src/views/home/components/InputBar.vue b/src/views/home/components/InputBar.vue
index 00defdd..42a6421 100644
--- a/src/views/home/components/InputBar.vue
+++ b/src/views/home/components/InputBar.vue
@@ -6,7 +6,7 @@
 				<div class="selected-tag workflow-tag">
 					<el-icon><Promotion /></el-icon>
 					<span>{{ commonWorkflows.find((w) => w.id === selectedWorkflowId)?.name }}</span>
-					<el-icon class="tag-close" @click="clearWorkflow"><Close /></el-icon>
+					<el-icon v-if="!workflowLocked" class="tag-close" @click="clearWorkflow"><Close /></el-icon>
 				</div>
 			</div>
 
@@ -47,9 +47,9 @@
 		</div>
 
 		<!-- 快捷工作流胶囊（输入框下方） -->
-		<div v-if="commonWorkflows.length > 0" class="workflow-shortcuts">
+		<div v-if="visibleWorkflows.length > 0" class="workflow-shortcuts">
 			<button
-				v-for="wf in commonWorkflows"
+				v-for="wf in visibleWorkflows"
 				:key="wf.id"
 				class="shortcut-pill"
 				:class="{ active: selectedWorkflowId === wf.id }"
@@ -63,13 +63,14 @@
 </template>
 
 <script setup lang="ts">
-import { ref, onMounted } from 'vue';
+import { ref, computed, onMounted } from 'vue';
 import { Top, MagicStick, Promotion, Close, Paperclip } from '@element-plus/icons-vue';
 import { ElMessage } from 'element-plus';
 import { getWorkflowList } from '/@/api/settings/creation';
 
 interface Props {
 	sendDisabled?: boolean;
+	workflowLocked?: boolean;
 }
 
 interface Emits {
@@ -85,6 +86,7 @@ interface Workflow {
 
 const props = withDefaults(defineProps<Props>(), {
 	sendDisabled: false,
+	workflowLocked: false,
 });
 const emit = defineEmits<Emits>();
 const message = ref('');
@@ -92,6 +94,13 @@ const isFocused = ref(false);
 const selectedWorkflowId = ref<string | null>(null);
 const commonWorkflows = ref<Workflow[]>([]);
 
+const visibleWorkflows = computed(() => {
+	if (props.workflowLocked && selectedWorkflowId.value) {
+		return commonWorkflows.value.filter((w) => w.id === selectedWorkflowId.value);
+	}
+	return commonWorkflows.value;
+});
+
 const fetchWorkflows = async () => {
 	try {
 		const res = await getWorkflowList();
@@ -119,6 +128,7 @@ const handleAttachment = () => {
 };
 
 const toggleWorkflow = (id: string) => {
+	if (props.workflowLocked) return;
 	const newId = selectedWorkflowId.value === id ? null : id;
 	selectedWorkflowId.value = newId;
 	emit('workflow-select', newId);
@@ -131,6 +141,7 @@ const resetAll = () => {
 	};
 
 	const clearWorkflow = () => {
+	if (props.workflowLocked) return;
 	selectedWorkflowId.value = null;
 	emit('workflow-select', null);
 };
diff --git a/src/views/home/components/MainContent.vue b/src/views/home/components/MainContent.vue
index aa11c1b..2b16840 100644
--- a/src/views/home/components/MainContent.vue
+++ b/src/views/home/components/MainContent.vue
@@ -8,7 +8,6 @@
 						<h3>{{ workflowDetail.flowName || '工作流表单' }}</h3>
 						<div class="workflow-form-sub">{{ workflowDetail.description || '请填写以下参数' }}</div>
 					</div>
-					<el-button size="small" @click="$emit('close-workflow')">返回对话</el-button>
 				</div>
 				<div class="workflow-form-scroll">
 					<el-form label-position="top" class="workflow-form">
@@ -201,10 +200,6 @@ interface Props {
 const props = withDefaults(defineProps<Props>(), {
 	activeHistoryId: null,
 });
-defineEmits<{
-	(e: 'close-workflow'): void;
-}>();
-
 const formValues = reactive<Record<string, any>>({});
 const fieldFiles = reactive<Record<string, { name: string; url: string }[]>>({});
 const uploadingFields = reactive<Record<string, boolean>>({});
diff --git a/src/views/home/index.vue b/src/views/home/index.vue
index a37706f..0d2a3a8 100644
--- a/src/views/home/index.vue
+++ b/src/views/home/index.vue
@@ -22,9 +22,8 @@
 				:active-menu="activeMenu"
 				:workflow-detail="selectedWorkflowDetail"
 				:active-history-id="activeHistoryId"
-				@close-workflow="handleCloseWorkflow"
 			/>
-			<InputBar ref="inputBarRef" :send-disabled="isSendDisabled" @send="handleSend" @workflow-select="handleWorkflowSelect" />
+			<InputBar ref="inputBarRef" :send-disabled="isSendDisabled" :workflow-locked="isHistoryWorkflow" @send="handleSend" @workflow-select="handleWorkflowSelect" />
 		</div>
 
 		<!-- 预览弹窗 -->
@@ -270,6 +269,7 @@ const workspacePage = ref(1);
 const hasMoreWorkspace = ref(true);
 const workspaceLoading = ref(false);
 const sendingSessions = reactive<Record<string, boolean>>({});
+const isHistoryWorkflow = ref(false);
 const inputBarRef = ref<any>(null);
 
 const isSendDisabled = computed(() => {
@@ -318,10 +318,6 @@ const loadMoreWorkspace = async () => {
 	}
 };
 
-const handleCloseWorkflow = () => {
-	selectedWorkflowDetail.value = null;
-	inputBarRef.value?.resetAll();
-};
 
 const handleMenuChange = (menu: string) => {
 	activeMenu.value = menu;
@@ -539,6 +535,7 @@ const handleSelectHistory = async (id: string) => {
 			const res = await getExecutionDetail(session.id);
 			if (res.data) {
 				selectedWorkflowDetail.value = res.data;
+				isHistoryWorkflow.value = true;
 				// 同步回显 InputBar 的工作流选择
 				const ib = inputBarRef.value as any;
 				if (ib?.commonWorkflows && res.data.flowName) {
@@ -569,6 +566,7 @@ const createNewSession = () => {
 	activeHistoryId.value = sessionId;
 	activeMenu.value = 'chat';
 	selectedWorkflowDetail.value = null;
+	isHistoryWorkflow.value = false;
 	inputBarRef.value?.resetAll();
 	sessionMessages.value.set(sessionId, []); // 清空消息
 };