diff --git a/Users/UsersManager.cs b/Users/UsersManager.cs
index 0e769d7..a602886 100644
--- a/Users/UsersManager.cs
+++ b/Users/UsersManager.cs
@@ -79,6 +79,19 @@ namespace Akari.Provider.WaveshareUART.Users
             return false;
         }
 
+        public bool Remove(IEnumerable<User> users)
+        {
+            foreach (var user in users)
+            {
+                if (!Remove(user))
+                {
+                    return false;
+                }
+            }
+
+            return true;
+        }
+
         public bool Clear()
         {
             _users.Clear();
diff --git a/Views/ManageUsersDisplay.cs b/Views/ManageUsersDisplay.cs
index 5b26dae..e52d792 100644
--- a/Views/ManageUsersDisplay.cs
+++ b/Views/ManageUsersDisplay.cs
@@ -54,7 +54,7 @@ namespace Akari.Provider.WaveshareUART.Views
             };
             _listView.OpenSelectedItem += ListView_OpenSelectedItem;
 
-            _listView.SetSource(UsersManager.Users.ToList());
+            UpdateList();
 
             var addButton = new Button("_Add")
             {
@@ -87,6 +87,13 @@ namespace Akari.Provider.WaveshareUART.Views
             win.Add(_listView, addButton, deleteButton, deleteAllButton, quitButton);
         }
 
+        private void UpdateList()
+        {
+            _listView.SetSource(UsersManager.Users.ToList());
+
+            _listView.SetFocus();
+        }
+
         private void ListView_OpenSelectedItem(ListViewItemEventArgs item)
         {
 
@@ -99,14 +106,32 @@ namespace Akari.Provider.WaveshareUART.Views
 
         private void DeleteButton_Clicked()
         {
-            var marked = UsersManager.Users.Where((item, index) => _listView.Source.IsMarked(index));
+            var marked = UsersManager.Users.Where((_, index) => _listView.Source.IsMarked(index)).ToHashSet();
 
-            MessageBox.Query("Selected", string.Join(", ", marked), "Ok");
+            if (UsersManager.Remove(marked))
+            {
+                MessageBox.Query("Delete Users", $"Successfully deleted {marked.Count} user{(marked.Count > 1 ? "s" : "")}", "Ok");
+            }
+            else
+            {
+                MessageBox.ErrorQuery("Delete Users", "Can't delete all selected users", "Ok");
+            }
+
+            UpdateList();
         }
 
         private void DeleteAllButton_Clicked()
         {
+            if (UsersManager.Clear())
+            {
+                MessageBox.Query("Delete Users", $"Successfully deleted all users", "Ok");
+            }
+            else
+            {
+                MessageBox.Query("Delete Users", $"Can't delete all users", "Ok");
+            }
 
+            UpdateList();
         }
     }
 }
diff --git a/Views/TUIManager.cs b/Views/TUIManager.cs
index 0ba4d83..11ec7de 100644
--- a/Views/TUIManager.cs
+++ b/Views/TUIManager.cs
@@ -208,6 +208,8 @@ namespace Akari.Provider.WaveshareUART.Views
         private void ManageUsersButton_Clicked()
         {
             Application.Run(new ManageUsersDisplay());
+
+            UpdateUserCount();
         }
 
         private void ChangeConfig()