diff --git a/src/components/user/ContactModal.vue b/src/components/user/ContactModal.vue
index c10cc56..caecc91 100644
--- a/src/components/user/ContactModal.vue
+++ b/src/components/user/ContactModal.vue
@@ -196,23 +196,11 @@ const onTriggerContact = (item) => {
   const clicked = items.value.find((val) => val.id === item.id)
   if (!clicked) return
 
-  if (selectType.value === 1) {
-    // 单选：清空后仅选中当前
-    items.value.forEach(contact => {
-      contact.checked = false
-    })
-    clicked.checked = true
-    return
-  }
+  
 
   // 多选：限制同一类型选择
   if (!clicked.checked) {
-    const checked = items.value.filter(c => c.checked)
-    const currentType = checked.length ? checked[0].talk_type : null
-    if (currentType && currentType !== clicked.talk_type) {
-      // 切换类型时清空已选，保持单一类型
-      items.value.forEach(c => { if (c.checked) c.checked = false })
-    }
+
     clicked.checked = true
   } else {
     clicked.checked = false
@@ -501,10 +489,10 @@ watch(() => state.groupChatListSearchGroupName, (newValue, oldValue) => {
             <n-virtual-list v-if="!loading" style="max-height: 470px" :item-size="65" :items="searchFilter">
               <template #default="{ item }">
                 <div class="flex items-center border-b-2px border-b-solid h-65px border-b-#FBFBFB"
-                  @click="onTriggerContact(item)">
+                 >
                   <div class="mr-22px">
-                    <n-radio v-if="selectType === 1" :checked="item.checked" />
-                    <n-checkbox v-else :checked="item.checked" />
+             
+                    <n-checkbox  v-model:checked="item.checked" />
                   </div>
                   <div class="mr-10px">
                     
diff --git a/src/event/talk.js b/src/event/talk.js
index e03b583..72f9112 100644
--- a/src/event/talk.js
+++ b/src/event/talk.js
@@ -9,6 +9,8 @@ import { ServeClearTalkUnreadNum, ServeCreateTalkList } from '@/api/chat'
 import { useTalkStore, useDialogueStore, useSettingsStore } from '@/store'
 import { isScrollAtBottom, scrollToBottom } from '@/utils/dom'
 
+const talkCreateThrottle = new Map()
+
 /**
  * 好友状态事件
  */
@@ -114,7 +116,20 @@ class Talk extends Base {
       } else {
         // 如果发送者ID为2，则为聊天助手，不在pc端处理，不创建会话
         if ((this.talk_type === 1 && this.receiver_id !== 2) || this.talk_type !== 1) {
-          return this.addTalkItem()
+          // 节流：相同会话在 5 秒内只创建一次
+          const idx = this.getIndexName()
+          const now = Date.now()
+          const last = talkCreateThrottle.get(idx) || 0
+          if (now - last < 5000) {
+            return
+          }
+          talkCreateThrottle.set(idx, now)
+          try {
+            return this.addTalkItem()
+          } finally {
+            // 不立即清除时间戳，保留自然过期窗口
+            // 可根据需要在 addTalkItem 成功后也不清除，以维持 5s 窗口
+          }
         } else {
           return
         }
diff --git a/src/utils/auth.js b/src/utils/auth.js
index 8f14fe6..91e444f 100644
--- a/src/utils/auth.js
+++ b/src/utils/auth.js
@@ -18,7 +18,7 @@ export function isLoggedIn() {
  */
 export function getAccessToken() {
   // return storage.get(AccessToken) || ''
-  return JSON.parse(localStorage.getItem('token'))||'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'
+  return JSON.parse(localStorage.getItem('token'))||'cb5a111b82e99f5ec00da4c8b0f6b853a3c4f96de0d0bd701622de596a751ba651f7c3ac2c32ccbe40d646600580827b7a330fa4e9c320d9cb44e9c50e4b84b9d7d4597fba9f1c6850ff35dce8a8ac8fde05e61a887f59cc332940c82e1c9e18fc5e97d22c71139d6dfc7ac6660772d2cfe458c3adf3fbdbae3313a3cf5a781f2662ed237d4df4a9c438345012eb5b532dfd34e6fbc3f2e1c45c0be80f79332dfb858682028860bc8e62be876e5d370e0526a64b00d1be32081ddf1ede0ba11b82f0387f2070bdc0bf7c201ac14821d45485becee940d93bd7b9cb3231f7ab0cf0921632d02752d8c270ae5e8b2c28458a48da8c4c7addd9da4655546e409f757322957b21540b97e6cceb4e24a18c9886a4acfbb423ea85c720a22ad95582df06180ee458f1b66c254e11bb3c7eac17'
 }
 
 /**