diff --git a/public/client.js b/public/client.js
index 08c8930..e8d3221 100644
--- a/public/client.js
+++ b/public/client.js
@@ -113,9 +113,9 @@ export default class ClientList {
                     return { webrtc, channels }
                 }
                 if (data.type === 'list') {
-                    //console.log('取得在线对端列表:', data)
+                    console.debug('取得在线对端列表:', data)
                     const { webrtc, channels } = await webrtc_init()
-                    //console.log('发送给对方 offer')
+                    console.debug('发送给对方 offer')
                     const offer = await webrtc.createOffer()
                     await webrtc.setLocalDescription(offer)
                     this.clientlist.push({ id: data.id, name: data.name, webrtc, channels })
@@ -124,18 +124,18 @@ export default class ClientList {
                     return
                 }
                 if (data.type === 'push') {
-                    //console.log('新上线客户端:', data)
+                    console.debug('新上线客户端:', data)
                     return this.add(data)
                 }
                 if (data.type === 'pull') {
-                    //console.log('移除客户端:', data)
+                    console.debug('移除客户端:', data)
                     return this.exit(data)
                 }
                 if (data.type === 'offer') {
-                    //console.log('收到对方 offer', data)
+                    console.debug('收到对方 offer', data)
                     const { webrtc, channels } = await webrtc_init()
                     this.clientlist.push({ id: data.id, name: data.name, webrtc, channels })
-                    //console.log('发送给对方 answer')
+                    console.debug('发送给对方 answer')
                     await webrtc.setRemoteDescription(data.offer)
                     const answer = await webrtc.createAnswer()
                     await webrtc.setLocalDescription(answer)
@@ -143,18 +143,18 @@ export default class ClientList {
                     return
                 }
                 if (data.type === 'answer') {
-                    //console.log('收到对方 answer', data)
+                    console.debug('收到对方 answer', data)
                     const webrtc = this.clientlist.find(client => client.id === data.id).webrtc
                     await webrtc.setRemoteDescription(data.answer)
                     return
                 }
                 if (data.type === 'candidate') {
-                    console.log(data.name, '发来 candidate 候选通道')
+                    console.debug(data.name, '发来 candidate 候选通道')
                     const webrtc = this.clientlist.find(client => client.id === data.id).webrtc
                     await webrtc.addIceCandidate(data.candidate)
                     return
                 }
-                console.log('收到未知数据:', data)
+                console.error('收到未知数据:', data)
             }
             websocket.onclose = async event => {
                 console.log('WebSocket 断线重连...')
@@ -210,13 +210,13 @@ export default class ClientList {
     }
     getAvatar(id) { }
     setAvatar(user) {
-        console.log('更新avatar', user)
+        console.info('更新avatar', user)
         document.getElementById(user.id).querySelector('img').src = user.avatar
         this.clientlist.find(client => client.id === user.id).avatar = user.avatar
     }
     exit(item) {
         const client = this.clientlist.find(client => client.id === item.id)
-        if (!client) return console.log('目标用户本不存在')
+        if (!client) return console.error('目标用户本不存在')
         this.clientlist = this.clientlist.filter(client => client.id !== item.id)
         this.element.removeChild(document.getElementById(item.id))
         this.event.onexit(client)
diff --git a/public/index.html b/public/index.html
index cb2b384..070aa90 100644
--- a/public/index.html
+++ b/public/index.html
@@ -91,27 +91,27 @@
                 }
             },
             onban: item => {
-                console.log('禁止音乐', item.name)
+                console.info('禁止音乐', item.name)
             },
             onunban: item => {
-                console.log('解禁音乐', item.name)
+                console.info('解禁音乐', item.name)
             },
             onremove: item => {
-                console.log('移除音乐', item.name)
+                console.info('移除音乐', item.name)
                 database.delete(item.id)
             },
             onadd: (item, list) => {
-                console.log('添加音乐', item.name)
+                console.info('添加音乐', item.name)
             },
             onupdate: item => {
-                console.log('更新音乐', item.name)
+                console.info('更新音乐', item.name)
                 database.put(item)
             },
             onerror: error => {
-                console.log('音乐列表错误', error)
+                console.error('音乐列表错误', error)
             },
             onload: async item => {
-                console.log('加载音乐', item)
+                console.info('加载音乐', item)
                 return await new Promise((resolve) => {
                     var buffer = new ArrayBuffer(0) // 接收音乐数据
                     var count = 0                   // 接收分片计数
@@ -133,7 +133,7 @@
                     const client = clientList.clientlist.find(client => {
                         return client.musicList.find(x => x.id === item.id)
                     })
-                    console.log('向', client.name, '请求音乐数据')
+                    console.info('向', client.name, '请求音乐数据')
 
                     const c = Math.ceil(item.size / CHUNK_SIZE)
                     console.log('需要接收', c, '个分片')
@@ -148,11 +148,9 @@
         // 只有一个基本信道, 用于交换和调度信息
         clientList.setChannel('base', {
             onopen: async event => {
-                console.log('打开信道', event.target.label)
-                // 要求对方发送音乐列表
-                clientList.send('base', JSON.stringify({ type: 'get_music_list' }))
-                // 要求对方发送身份信息
-                clientList.send('base', JSON.stringify({ type: 'get_user_profile' }))
+                console.debug('打开信道', event.target.label, '广播请求音乐列表和身份信息')
+                clientList.send('base', JSON.stringify({ type: 'get_music_list' }))   // 要求对方发送音乐列表
+                clientList.send('base', JSON.stringify({ type: 'get_user_profile' })) // 要求对方发送身份信息
             },
             onmessage: async (event, client) => {
                 const data = JSON.parse(event.data)
@@ -186,7 +184,6 @@
                 }
                 if (data.type === 'set_music_list') {
                     console.log(client.name, '发来音乐列表:', `x${JSON.parse(event.data).list.length}`)
-                    console.log('将列表保存到本机记录:', client)
                     client.musicList = data.list
                     client.musicList.forEach(music => musicList.add(music))
                     return
@@ -223,8 +220,8 @@
             onclose: event => {
                 console.log('关闭信道', event.target.label)
             },
-            onerror: error => {
-                console.log('信道错误', error)
+            onerror: event => {
+                console.error('信道错误', event.target.label, event.error)
             }
         })