diff --git a/src/lib/components/chat/Header.svelte b/src/lib/components/chat/Header.svelte
index 72378cd..5d99106 100644
--- a/src/lib/components/chat/Header.svelte
+++ b/src/lib/components/chat/Header.svelte
@@ -1,6 +1,10 @@
 <script lang="ts">
 	import { createEventDispatcher } from 'svelte';
+	import { goto } from '$app/navigation';
 	const dispatch = createEventDispatcher();
+	import {
+		showSidebar,
+	} from '$lib/stores';
 	let list = [
 		{
 			title: '工作',
@@ -15,22 +19,16 @@
 					placeholder:
 						'<p>帮我写一份用于&nbsp;例如<span style="color:#2c77f1 !important">项目进度、本周工作等</span>&nbsp;的工作总结，包括<span  style="color:#2c77f1 !important">工作内容、成果、风险点等。</span></p>'
 				},
-				{
-					label: '文档生成',
-					img: '/img/icon/document.png',
-					imgActive: '/img/icon/document_active.png',
-					active: false
-				}
+				// {
+				// 	label: '文档生成',
+				// 	img: '/img/icon/document.png',
+				// 	imgActive: '/img/icon/document_active.png',
+				// 	active: false
+				// }
 			],
 			introduce: [
 				{
-					label: '介绍'
-				},
-				{
-					label: '介绍'
-				},
-				{
-					label: '介绍'
+					label: '可以为您生成12345热线办理、社区活动开展等内容的工作总结。'
 				}
 			]
 		},
@@ -48,13 +46,7 @@
 			],
 			introduce: [
 				{
-					label: '介绍'
-				},
-				{
-					label: '介绍'
-				},
-				{
-					label: '介绍'
+					label: '可以对平台维护的知识库（含共享空间）文档内容进行检索，您可以说出您的问题，我会尽力为您查找答案。'
 				}
 			]
 		},
@@ -72,13 +64,7 @@
 			],
 			introduce: [
 				{
-					label: '介绍'
-				},
-				{
-					label: '介绍'
-				},
-				{
-					label: '介绍'
+					label: '我还会记忆您之前问过的问题哦，点击可以查看您之前的历史会话。'
 				}
 			]
 		}
@@ -108,7 +94,7 @@
 				<div class="flex mt-5.5">
 					{#each item.buttons as but, index (index)}
 						<button
-							class="font-medium text-black text-base mr-4 bg-white rounded-2xl px-6 py-1 box-border flex items-center border {but.active
+							class="font-medium text-black text-base mr-4 bg-white rounded-2xl px-6 py-1 box-border flex items-center border  {but.label === '历史消息'||but.label === '工作总结'?'mt-4.5':''} {but.active
 								? 'border-blue-500 text-blue-500'
 								: ''}"
 							on:click={() => {
@@ -117,11 +103,21 @@
 										if (c.active === true && c.label !== but.label) {
 											c.active = false;
 										} else if (c.label === but.label) {
-											c.active = true;
+											if(but.label === '历史消息'){
+												c.active = !c.active
+											}else {
+												c.active = true;
+
+											}
 										}
 									});
 								});
 								list = [...list];
+								if(but.label === '检索知识库'){
+									goto('/workspace/knowledge');
+								}else if(but.label === '历史消息'){
+									showSidebar.set(!$showSidebar);
+								}
                                 dispatch('savePlaceholder',but.placeholder || null)
 							}}
 						>
diff --git a/src/lib/components/layout/Sidebar.svelte b/src/lib/components/layout/Sidebar.svelte
index be74657..c371e16 100644
--- a/src/lib/components/layout/Sidebar.svelte
+++ b/src/lib/components/layout/Sidebar.svelte
@@ -567,7 +567,7 @@
 
 		{#if $user?.role === 'admin' || $user?.permissions?.workspace?.models || $user?.permissions?.workspace?.knowledge || $user?.permissions?.workspace?.prompts || $user?.permissions?.workspace?.tools}
 			<div class="px-1.5 flex justify-center text-gray-800 ">
-				<!-- <a
+				<a
 					class="grow flex items-center space-x-3 rounded-lg px-2 py-[7px] hover:bg-gray-100  transition"
 					href="/workspace"
 					on:click={() => {
@@ -600,7 +600,7 @@
 					<div class="flex self-center translate-y-[0.5px]">
 						<div class=" self-center font-medium text-sm font-primary">{$i18n.t('Workspace')}</div>
 					</div>
-				</a> -->
+				</a>
 			</div>
 		{/if}
 
diff --git a/src/routes/(app)/workspace/+layout.svelte b/src/routes/(app)/workspace/+layout.svelte
index 1ce6c73..35dfddd 100644
--- a/src/routes/(app)/workspace/+layout.svelte
+++ b/src/routes/(app)/workspace/+layout.svelte
@@ -122,7 +122,7 @@
 					</div>
 				</div>
 
-				<!-- <div class="flex items-center text-xl font-semibold">{$i18n.t('Workspace')}</div> -->
+				<div class="flex items-center text-xl font-semibold">{$i18n.t('Workspace')}</div>
 			</div>
 		</nav>