diff --git a/main/manager-web/src/views/AddressBookManagement.vue b/main/manager-web/src/views/AddressBookManagement.vue
index 3b8e6276..a7709b81 100644
--- a/main/manager-web/src/views/AddressBookManagement.vue
+++ b/main/manager-web/src/views/AddressBookManagement.vue
@@ -290,8 +290,11 @@ export default {
             });
           });
           Promise.all(agentPromises).then(() => {
+            const firstDevice = agentList[0] || {};
             this.agentDeviceOptions = agentList;
             this.filteredAgents = agentList;
+            // 默认选中第一项
+            this.handleDeviceClick(firstDevice.devices?.[0] || {}, firstDevice);
             // 获取设备状态
             this.fetchDeviceStatus();
           });
@@ -347,17 +350,6 @@ export default {
         }
       });
     },
-    handleAgentClick(agent) {
-      if (this.expandedAgentId === agent.id) {
-        this.expandedAgentId = null;
-        this.selectedAgent = null;
-        this.selectedDevice = null;
-      } else {
-        this.expandedAgentId = agent.id;
-        this.selectedAgent = agent;
-        this.selectedDevice = null;
-      }
-    },
     handleDeviceClick(device, agent) {
       this.expandedAgentId = agent.id;
       this.selectedAgent = agent;