diff --git a/src/views/open_live/MusicRequest.vue b/src/views/open_live/MusicRequest.vue
index 817bacf..f33e289 100644
--- a/src/views/open_live/MusicRequest.vue
+++ b/src/views/open_live/MusicRequest.vue
@@ -791,8 +791,10 @@ onMounted(() => {
   if (accountInfo.value) {
     settings.value = accountInfo.value.settings.songRequest
   }
-  props.client.on('danmaku', onGetDanmaku)
-  props.client.on('sc', onGetSC)
+  if (accountInfo.value?.eventFetcherOnline != true) {
+    props.client.on('danmaku', onGetDanmaku)
+    props.client.on('sc', onGetSC)
+  }
   timer = setInterval(() => {
     updateKey.value++
   }, 1000)
@@ -809,18 +811,35 @@ onUnmounted(() => {
 </script>
 
 <template>
-  <NAlert type="info" v-if="accountInfo"> 启用点歌功能 <NSwitch :value="accountInfo?.settings.enableFunctions.includes(FunctionTypes.SongRequest)" @update:value="onUpdateFunctionEnable" /> </NAlert>
+  <NAlert type="info" v-if="accountInfo">
+    启用点歌功能
+    <NSwitch :value="accountInfo?.settings.enableFunctions.includes(FunctionTypes.SongRequest)" @update:value="onUpdateFunctionEnable" />
+
+    <br />
+    <NText depth="3">
+      如果没有部署
+      <NButton text type="primary" tag="a" href="https://www.yuque.com/megghy/dez70g/vfvcyv3024xvaa1p" target="_blank"> VtsuruEventFetcher </NButton>
+      则其需要保持此页面开启才能点歌
+    </NText>
+  </NAlert>
   <NAlert type="warning" v-else title="你尚未注册并登录 VTsuru.live, 大部分规则设置将不可用 (因为我懒得在前段重写一遍逻辑">
     <NButton @click="$router.push({ name: 'manage-index' })" type="primary"> 前往登录或注册 </NButton>
   </NAlert>
   <br />
   <NCard size="small">
-    <NTooltip>
-      <template #trigger>
-        <NButton @click="showOBSModal = true" type="primary" :disabled="!accountInfo"> OBS 组件 </NButton>
-      </template>
-      {{ configCanEdit ? '' : '登陆后才可以使用此功能' }}
-    </NTooltip>
+    <NSpace align="center">
+      <NTooltip>
+        <template #trigger>
+          <NButton @click="showOBSModal = true" type="primary" :disabled="!accountInfo"> OBS 组件 </NButton>
+        </template>
+        {{ configCanEdit ? '' : '登陆后才可以使用此功能' }}
+      </NTooltip>
+      <NAlert type="warning">
+        不要同时开多个页面, 会导致点歌重复! 可以考虑使用
+        <NButton text type="primary" tag="a" href="https://www.yuque.com/megghy/dez70g/vfvcyv3024xvaa1p" target="_blank"> VtsuruEventFetcher </NButton>
+        , 部署后还可以记录SC和上舰历史
+      </NAlert>
+    </NSpace>
   </NCard>
   <br />
   <NCard>
@@ -918,9 +937,9 @@ onUnmounted(() => {
                   </NTooltip>
                 </NSpace>
                 <NSpace justify="end" align="center">
-                  <NTooltip>
+                  <NTooltip v-if="song.song">
                     <template #trigger>
-                      <NButton circle type="success" style="height: 30px; width: 30px" :loading="isLrcLoading == song?.song?.key" :disabled="!song.song" @click="playMusic(song)">
+                      <NButton circle type="success" style="height: 30px; width: 30px" :loading="isLrcLoading == song?.song?.key" @click="playMusic(song)">
                         <template #icon>
                           <NIcon :component="Play24Filled" />
                         </template>