diff --git a/DUDUJI/ViewModels/InstanceAppViewModel.swift b/DUDUJI/ViewModels/InstanceAppViewModel.swift
index 4304776..9e1954b 100644
--- a/DUDUJI/ViewModels/InstanceAppViewModel.swift
+++ b/DUDUJI/ViewModels/InstanceAppViewModel.swift
@@ -10,8 +10,15 @@ import SwiftUI
 class InstanceAppViewModel: ObservableObject {
     private let instanceAppManager = InstanceAppManager()
     @Published private var instance: Instance?
-
-    // MARK: intents
+//    let instanceApp: InstanceApp
+//
+//    init(url: String) {
+//        self.instanceAppManager = InstanceAppManager()
+//
+//        // 使用一个闭包来初始化 instanceApp
+//        let instanceApp: InstanceApp = instanceAppManager.createInstanceApp(at: url)
+//        self.instanceApp = instanceApp
+//    }
 
     /// 提交实例地址
     /// 在该实例中创建对应的 App
@@ -19,4 +26,6 @@ class InstanceAppViewModel: ObservableObject {
     func submitServerAddress(with url: String) -> InstanceApp {
         instanceAppManager.createInstanceApp(at: url)
     }
+
+    // MARK: intents
 }
diff --git a/DUDUJI/Views/AddAccountView.swift b/DUDUJI/Views/AddAccountView.swift
index 886c5da..166773c 100644
--- a/DUDUJI/Views/AddAccountView.swift
+++ b/DUDUJI/Views/AddAccountView.swift
@@ -9,7 +9,6 @@ import SwiftUI
 
 struct AddAccountView: View {
     @State var serverAddress: String = ""
-    @StateObject var instanceAccountViewModel = InstanceAppViewModel()
     @ObservedObject var instanceViewModel = InstanceViewModel()
     @State var showInstanceInfo = false
 
@@ -31,6 +30,11 @@ struct AddAccountView: View {
                 .autocorrectionDisabled(true)
                 .autocapitalization(.none)
         }
+        .onChange(of: serverAddress) { newValue in
+            if newValue.isEmpty {
+                self.showInstanceInfo = false
+            }
+        }
     }
 
     var submitButtonSection: some View {