diff --git a/src/views/im/home/components/ResizableAside.vue b/src/views/im/home/components/ResizableAside.vue
index c8745730e..86071e517 100644
--- a/src/views/im/home/components/ResizableAside.vue
+++ b/src/views/im/home/components/ResizableAside.vue
@@ -30,7 +30,7 @@ const props = withDefaults(
     defaultWidth?: number // 默认宽度
     minWidth?: number // 最小宽度
     maxWidth?: number // 最大宽度
-    storageKey: string // localStorage 存储 key，必填；调用方通过 StorageKeys.asideWidth(page) 生成
+    storageKey: string // localStorage 存储 key，必填；调用方传 StorageKeys.asideWidth（三 Tab 共用一份）
   }>(),
   {
     defaultWidth: 260,
diff --git a/src/views/im/home/pages/conversation/MessagePage.vue b/src/views/im/home/pages/conversation/MessagePage.vue
index d858c2756..7781332f2 100644
--- a/src/views/im/home/pages/conversation/MessagePage.vue
+++ b/src/views/im/home/pages/conversation/MessagePage.vue
@@ -2,44 +2,132 @@
   <!-- 消息 Tab：左侧会话列表 + 右侧聊天面板 -->
   <div class="flex flex-1 min-w-0 h-full">
     <!-- 左侧会话列表（可拖拽宽度） -->
-    <ResizableAside :default-width="260" :storage-key="StorageKeys.asideWidth('message')">
-      <!-- TODO @AI：对齐微信的交互：1）搜索框；2）+ 号：发起群聊、添加好友 -->
+    <ResizableAside :default-width="260" :storage-key="StorageKeys.asideWidth">
+      <!-- 顶部：搜索框 + "+" 号下拉（对齐微信 PC：发起群聊 / 添加朋友） -->
       <div
-        class="flex flex-shrink-0 items-center h-14 px-4 text-base font-medium text-[var(--el-text-color-primary)] border-b border-[var(--el-border-color-light)]"
+        class="flex flex-shrink-0 gap-2 items-center px-4 py-2 border-b border-[var(--el-border-color-lighter)]"
       >
-        消息
+        <el-input v-model="keyword" placeholder="搜索" clearable class="flex-1">
+          <template #prefix>
+            <el-icon><Search /></el-icon>
+          </template>
+        </el-input>
+        <el-dropdown trigger="click" placement="bottom">
+          <el-button size="small" :icon="Plus" circle />
+          <template #dropdown>
+            <el-dropdown-menu>
+              <el-dropdown-item @click="createGroupVisible = true">
+                <Icon icon="ant-design:message-outlined" :size="16" />
+                <span>发起群聊</span>
+              </el-dropdown-item>
+              <el-dropdown-item @click="addFriendVisible = true">
+                <Icon icon="ant-design:user-add-outlined" :size="16" />
+                <span>添加朋友</span>
+              </el-dropdown-item>
+            </el-dropdown-menu>
+          </template>
+        </el-dropdown>
       </div>
+
+      <!-- 会话列表主体 -->
       <div class="flex-1 overflow-y-auto">
         <ConversationItem
-          v-for="conversation in sortedConversations"
+          v-for="conversation in filteredConversations"
           :key="`${conversation.type}-${conversation.targetId}`"
           :conversation="conversation"
         />
         <div
-          v-if="sortedConversations.length === 0"
+          v-if="filteredConversations.length === 0"
           class="flex items-center justify-center py-10 text-sm text-[var(--el-text-color-secondary)]"
         >
-          暂无会话
+          {{ keyword ? '没有满足条件的会话' : '暂无会话' }}
         </div>
       </div>
     </ResizableAside>
 
     <!-- 右侧聊天面板 -->
     <ChatPanel />
+
+    <!-- 添加朋友 / 发起群聊弹窗 -->
+    <AddFriendDialog v-model="addFriendVisible" @added="handleFriendAdded" />
+    <CreateGroupDialog
+      v-model="createGroupVisible"
+      :friends="friends"
+      @created="handleGroupCreated"
+    />
   </div>
 </template>
 
 <script lang="ts" setup>
-import { computed } from 'vue'
+import { computed, ref } from 'vue'
+import { Search, Plus } from '@element-plus/icons-vue'
 
+import Icon from '@/components/Icon/src/Icon.vue'
 import { useConversationStore } from '../../store/conversationStore'
+import { useFriendStore } from '../../store/friendStore'
+import { useGroupStore } from '../../store/groupStore'
 import { StorageKeys } from '../../../utils/storage'
+import { ImConversationType } from '../../../utils/constants'
+import { CommonStatusEnum } from '@/utils/constants'
+import type { Friend } from '../../types'
+import type { FriendLite } from '../friend/components/FriendItem.vue'
 import ResizableAside from '../../components/ResizableAside.vue'
 import ConversationItem from './components/conversation/ConversationItem.vue'
 import ChatPanel from './components/ChatPanel.vue'
+import AddFriendDialog from '../friend/components/AddFriendDialog.vue'
+import CreateGroupDialog from '../group/components/CreateGroupDialog.vue'
 
 defineOptions({ name: 'ImMessagePage' })
 
 const conversationStore = useConversationStore()
+const friendStore = useFriendStore()
+const groupStore = useGroupStore()
+
+const keyword = ref('')
+const addFriendVisible = ref(false)
+const createGroupVisible = ref(false)
+
 const sortedConversations = computed(() => conversationStore.getSortedConversations)
+
+/** 顶部搜索框过滤会话：只按 name 模糊匹配，避免命中 lastContent 等次要字段干扰 */
+const filteredConversations = computed(() => {
+  const keywordLower = keyword.value.trim().toLowerCase()
+  if (!keywordLower) {
+    return sortedConversations.value
+  }
+  return sortedConversations.value.filter((c) =>
+    (c.name || '').toLowerCase().includes(keywordLower)
+  )
+})
+
+/** CreateGroupDialog 需要全量好友列表来勾选成员，结构与 friend / group Tab 保持一致 */
+const friends = computed<FriendLite[]>(() =>
+  friendStore.getActiveFriends.map((friend: Friend) => ({
+    id: friend.friendUserId,
+    nickname: friend.nickname,
+    avatar: friend.avatar,
+    deleted: friend.status === CommonStatusEnum.DISABLE
+  }))
+)
+
+/** 加好友成功后强制刷新好友列表，让群聊弹窗的勾选项也能看到新好友 */
+async function handleFriendAdded() {
+  await friendStore.loadFriends(true)
+}
+
+/** 建群成功后刷新群列表，并直接打开新群会话（自动选中并渲染到右侧 ChatPanel） */
+async function handleGroupCreated(groupId: number) {
+  await groupStore.loadGroups(true)
+  const group = groupStore.getGroup(groupId)
+  if (!group) {
+    return
+  }
+  conversationStore.openConversation(
+    groupId,
+    ImConversationType.GROUP,
+    group.name,
+    group.avatar || '',
+    { muted: !!group.muted }
+  )
+}
 </script>