diff --git a/plugin/preload.js b/plugin/preload.js
index 01012e7..f8d4ba9 100644
--- a/plugin/preload.js
+++ b/plugin/preload.js
@@ -23,6 +23,25 @@ window.yuQueClient = axios.create({
     }
 });
 
+// 检测进程是否存在
+let isProcessExits = pid => {
+    try {
+        return process.kill(pid, 0)
+    } catch (e) {
+        return false
+    }
+}
+
+// 多开检测
+window.multiProcessDetection = () => {
+    let pids = JSON.parse(localStorage.getItem('processes')) || [];
+    if (pids.length) pids = pids.filter(x => isProcessExits(x));
+    pids.push(process.pid)
+    localStorage.setItem('processes', JSON.stringify(pids))
+    if (pids.length > 1) return true;
+    return false;
+}
+
 // axios.defaults.adapter = require('axios/lib/adapters/http')
 
 if (!utools.isWindows()) process.env.PATH += ':/usr/local/bin:/usr/local/sbin'
diff --git a/src/App.vue b/src/App.vue
index f9a0b31..6c30ff7 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -68,6 +68,14 @@ export default defineComponent({
         _.cloneDeep(defaultProfile),
         _.cloneDeep(userProfile)
       );
+      // 默认主题色
+      this.setCssVar("primary", this.profile.primaryColor);
+      this.startUpOnce();
+    },
+    // 插件全生命周期只运行一次，主要针对多开的情况
+    startUpOnce() {
+      if (window.multiProcessDetection())
+        return console.log("multiProcess Detected");
       // 计划任务
       _.forIn(this.profile.crontabs, (cronExp, featureCode) => {
         this.runCronTask(featureCode, cronExp);
@@ -82,8 +90,6 @@ export default defineComponent({
           );
         console.log("Server Start...");
       }
-      // 默认主题色
-      this.setCssVar("primary", this.profile.primaryColor);
     },
     enterPlugin(enter) {
       // 使用情况统计