diff --git a/vrcosc-magicchatbox/Classes/Modules/PulsoidModule.cs b/vrcosc-magicchatbox/Classes/Modules/PulsoidModule.cs
index fb9786e..c2cec96 100644
--- a/vrcosc-magicchatbox/Classes/Modules/PulsoidModule.cs
+++ b/vrcosc-magicchatbox/Classes/Modules/PulsoidModule.cs
@@ -40,6 +40,9 @@ public partial class PulsoidModuleSettings : ObservableObject
         [ObservableProperty]
         private bool enableHeartRateOfflineCheck = true;
 
+        [ObservableProperty]
+        private bool disableLegacySupport = false;
+
         [ObservableProperty]
         private int unchangedHeartRateTimeoutInSec = 30;
 
@@ -911,14 +914,12 @@ private void HandleHeartRateMessage(string message)
                 SendHRToOSC(true);
             }
         }
-
-        // Send OSC parameters method
         private void SendHRToOSC(bool isHRBeat)
         {
-            if (!ViewModel.Instance.IntgrHeartRate_OSC) return; // Only send if enabled
+            if (!ViewModel.Instance.IntgrHeartRate_OSC) return;
 
-            bool isHRConnected = ViewModel.Instance.PulsoidAuthConnected; // Authenticated and token valid
-            bool isHRActive = PulsoidDeviceOnline;                       // Device considered online
+            bool isHRConnected = ViewModel.Instance.PulsoidAuthConnected;
+            bool isHRActive = PulsoidDeviceOnline; 
 
             int hrValueForOSC = GetOSCHeartRate();
             if (hrValueForOSC <= 0) return;
@@ -935,6 +936,17 @@ private void SendHRToOSC(bool isHRBeat)
             OSCSender.SendOscParam("/avatar/parameters/HRPercent", hrPercent);
             OSCSender.SendOscParam("/avatar/parameters/FullHRPercent", fullHRPercent);
             OSCSender.SendOscParam("/avatar/parameters/HR", hrValueForOSC);
+
+            if (!Settings.DisableLegacySupport)
+            {
+                int ones = hrValueForOSC % 10;
+                int tens = (hrValueForOSC / 10) % 10;
+                int hundreds = hrValueForOSC / 100;
+
+                OSCSender.SendOscParam("/avatar/parameters/onesHR", ones);
+                OSCSender.SendOscParam("/avatar/parameters/tensHR", tens);
+                OSCSender.SendOscParam("/avatar/parameters/hundredsHR", hundreds);
+            }
         }
     }
 
diff --git a/vrcosc-magicchatbox/MainWindow.xaml b/vrcosc-magicchatbox/MainWindow.xaml
index e479211..8c1af52 100644
--- a/vrcosc-magicchatbox/MainWindow.xaml
+++ b/vrcosc-magicchatbox/MainWindow.xaml
@@ -2447,6 +2447,27 @@
                                         </CheckBox>
                                     </StackPanel>
                                 </Border>
+                                <Border
+                                    Margin="0,0,0,5"
+                                    Background="#FF3B3054"
+                                    CornerRadius="5,0,0,5">
+                                    <StackPanel Margin="5">
+                                        <CheckBox
+                                            x:Name="DisableLegacyOSCSupport_checkbox"
+                                            Height="20"
+                                            Margin="4,2"
+                                            BorderBrush="#FF2D1265"
+                                            Checked="Update_Click"
+                                            FontFamily="Comfortaa Light"
+                                            FontSize="18"
+                                            Foreground="#FFB9B5C1"
+                                            IsChecked="{Binding HeartRateConnector.Settings.DisableLegacySupport, Mode=TwoWay}"
+                                            Style="{DynamicResource SettingsCheckbox}"
+                                            Unchecked="Update_Click">
+                                            disable legacy OSC support (improved performance)
+                                        </CheckBox>
+                                    </StackPanel>
+                                </Border>
                                 <Border
                                     Margin="0,0,0,5"
                                     Background="#FF3B3054"