diff --git a/FsConnector/SimConnector.cs b/FsConnector/SimConnector.cs
index ec63d47..49376d1 100644
--- a/FsConnector/SimConnector.cs
+++ b/FsConnector/SimConnector.cs
@@ -34,8 +34,7 @@ namespace MSFSPopoutPanelManager.FsConnector
                 {
                     if (_simConnect == null)
                     {
-                        _simConnect = new SimConnect("MSFS Pop Out Panel Manager", Process.GetCurrentProcess().MainWindowHandle, WM_USER_SIMCONNECT, null, 0);
-                        
+                         _simConnect = new SimConnect("MSFS Pop Out Panel Manager", Process.GetCurrentProcess().MainWindowHandle, WM_USER_SIMCONNECT, null, 0);
 
                         _simConnect.OnRecvQuit += HandleOnRecvQuit;
                         _simConnect.OnRecvException += HandleOnRecvException;
diff --git a/Model/AppSetting.cs b/Model/AppSetting.cs
index 10e34c4..1737c86 100644
--- a/Model/AppSetting.cs
+++ b/Model/AppSetting.cs
@@ -21,6 +21,7 @@ namespace MSFSPopoutPanelManager.Model
         public AppSetting()
         {
             // Set defaults
+            LastUsedProfileId = -1;
             MinimizeToTray = false;
             AlwaysOnTop = true;
             UseAutoPanning = true;
@@ -29,12 +30,12 @@ namespace MSFSPopoutPanelManager.Model
             IncludeBuiltInPanel = false;
             AutoPopOutPanels = false;
             AutoPopOutPanelsWaitDelay = new AutoPopOutPanelsWaitDelay();
-            
         }
 
         public void Load()
         {
             var appSetting = ReadAppSetting();
+            this.LastUsedProfileId = appSetting.LastUsedProfileId;
             this.MinimizeToTray = appSetting.MinimizeToTray;
             this.AlwaysOnTop = appSetting.AlwaysOnTop;
             this.UseAutoPanning = appSetting.UseAutoPanning;
@@ -65,6 +66,8 @@ namespace MSFSPopoutPanelManager.Model
             }
         }
 
+        public int LastUsedProfileId { get; set; }
+
         public bool MinimizeToTray { get; set; }
 
         public bool AlwaysOnTop { get; set; }
@@ -106,7 +109,7 @@ namespace MSFSPopoutPanelManager.Model
                     return JsonConvert.DeserializeObject<AppSetting>(reader.ReadToEnd());
                 }
             }
-            catch (Exception ex)
+            catch
             {
                 // if file does not exist, write default data
                 var appSetting = new AppSetting();
@@ -129,7 +132,7 @@ namespace MSFSPopoutPanelManager.Model
                     serializer.Serialize(file, appSetting);
                 }
             }
-            catch(Exception ex)
+            catch
             {
                 Logger.LogStatus($"Unable to write app setting data file: {APP_SETTING_DATA_FILENAME}", StatusMessageType.Error);
             }
diff --git a/Model/UserProfile.cs b/Model/UserProfile.cs
index c3fb032..c9b48bc 100644
--- a/Model/UserProfile.cs
+++ b/Model/UserProfile.cs
@@ -1,6 +1,5 @@
 using Newtonsoft.Json;
 using System;
-using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.ComponentModel;
 
@@ -14,7 +13,7 @@ namespace MSFSPopoutPanelManager.Model
         {
             PanelSourceCoordinates = new ObservableCollection<PanelSourceCoordinate>();
             PanelConfigs = new ObservableCollection<PanelConfig>();
-            BindingPlaneTitle = new ObservableCollection<string>();
+            BindingAircraftLiveries = new ObservableCollection<string>();
             IsLocked = false;
         }
 
@@ -22,10 +21,8 @@ namespace MSFSPopoutPanelManager.Model
 
         public string ProfileName { get; set; }
 
-        public bool IsDefaultProfile { get; set; }
-
         [JsonConverter(typeof(SingleValueArrayConvertor<string>))]
-        public ObservableCollection<string> BindingPlaneTitle { get; set; }
+        public ObservableCollection<string> BindingAircraftLiveries { get; set; }
 
         public bool IsLocked { get; set; }
 
@@ -46,10 +43,21 @@ namespace MSFSPopoutPanelManager.Model
         public bool IsActive { get; set; }
 
         [JsonIgnore]
-        public bool HasBindingPlaneTitle
+        public bool HasBindingAircraftLiveries
         {
-            get { return BindingPlaneTitle.Count > 0; }
+            get { return BindingAircraftLiveries.Count > 0; }
         }
+
+        #region Legacy Properties
+
+        // Support pre-Version 3.3 tag for one time conversion
+        [JsonConverter(typeof(SingleValueArrayConvertor<string>))]
+        public ObservableCollection<string> BindingPlaneTitle
+        {
+            set { BindingAircraftLiveries = value; }
+        }
+
+        #endregion
     }
 
     public class SingleValueArrayConvertor<T> : JsonConverter
diff --git a/Provider/UserProfileManager.cs b/Provider/UserProfileManager.cs
index a6bd801..b89e1e9 100644
--- a/Provider/UserProfileManager.cs
+++ b/Provider/UserProfileManager.cs
@@ -29,8 +29,7 @@ namespace MSFSPopoutPanelManager.Provider
             var matchedProfile = UserProfiles.FirstOrDefault(p => p.ProfileId == copyProfileId);
 
             var copiedProfile = matchedProfile.Copy<UserProfile>();     // Using Shared/ObjectExtensions.cs extension method
-            copiedProfile.IsDefaultProfile = false;
-            copiedProfile.BindingPlaneTitle = new ObservableCollection<string>();
+            copiedProfile.BindingAircraftLiveries = new ObservableCollection<string>();
 
             return AddProfile(copiedProfile, newProfileName);
         }
@@ -52,45 +51,16 @@ namespace MSFSPopoutPanelManager.Provider
             return true;
         }
 
-        public bool SetDefaultUserProfile(int profileId)
-        {
-            if (UserProfiles == null)
-                throw new Exception("User Profiles is null.");
-
-            if (profileId == -1)
-                return false;
-
-            var profile = UserProfiles.First(x => x.ProfileId == profileId);
-
-            profile.IsDefaultProfile = true;
-            foreach (var p in UserProfiles)
-            {
-                if (p.ProfileId != profileId)
-                    p.IsDefaultProfile = false;
-            }
-
-            WriteUserProfiles();
-
-            Logger.LogStatus($"Profile '{profile.ProfileName}' has been set as default.", StatusMessageType.Info);
-
-            return true;
-        }
-
-        public UserProfile GetDefaultProfile()
-        {
-            return UserProfiles.ToList().Find(x => x.IsDefaultProfile);
-        }
-
         public void AddProfileBinding(string planeTitle, int activeProfileId)
         {
-            var bindedProfile = UserProfiles.FirstOrDefault(p => p.BindingPlaneTitle.ToList().Exists(p => p == planeTitle));
+            var bindedProfile = UserProfiles.FirstOrDefault(p => p.BindingAircraftLiveries.ToList().Exists(p => p == planeTitle));
             if (bindedProfile != null)
             {
                 Logger.LogStatus($"Unable to add binding to the profile because '{planeTitle}' was already bound to profile '{bindedProfile.ProfileName}'.", StatusMessageType.Error);
                 return;
             }
 
-            UserProfiles.First(p => p.ProfileId == activeProfileId).BindingPlaneTitle.Add(planeTitle);
+            UserProfiles.First(p => p.ProfileId == activeProfileId).BindingAircraftLiveries.Add(planeTitle);
             WriteUserProfiles();
 
             Logger.LogStatus($"Binding for the profile has been added successfully.", StatusMessageType.Info);
@@ -98,7 +68,7 @@ namespace MSFSPopoutPanelManager.Provider
 
         public void DeleteProfileBinding(string planeTitle, int activeProfileId)
         {
-            UserProfiles.First(p => p.ProfileId == activeProfileId).BindingPlaneTitle.Remove(planeTitle);
+            UserProfiles.First(p => p.ProfileId == activeProfileId).BindingAircraftLiveries.Remove(planeTitle);
             WriteUserProfiles();
             Logger.LogStatus($"Binding for the profile has been deleted successfully.", StatusMessageType.Info);
         }
@@ -112,7 +82,7 @@ namespace MSFSPopoutPanelManager.Provider
                     UserProfiles = new ObservableCollection<UserProfile>(JsonConvert.DeserializeObject<List<UserProfile>>(reader.ReadToEnd()));
                 }
             }
-            catch(Exception ex)
+            catch
             {
                 UserProfiles = new ObservableCollection<UserProfile>(new List<UserProfile>());
             }
diff --git a/WpfApp/PreferencesDialog.xaml b/WpfApp/PreferencesDialog.xaml
index 261dcfb..5b1ff96 100644
--- a/WpfApp/PreferencesDialog.xaml
+++ b/WpfApp/PreferencesDialog.xaml
@@ -13,6 +13,19 @@
         Width="800"
         ResizeMode="NoResize" 
         Background="Transparent">
+    <Window.Resources>
+        <Style x:Key="TextBlockHeading" TargetType="TextBlock" BasedOn="{StaticResource {x:Type TextBlock}}">
+            <Setter Property="TextWrapping" Value="Wrap"/>
+            <Setter Property="Width" Value="Auto"/>
+            <Setter Property="Margin" Value="24,5,0,10"/>
+        </Style>
+        <Style x:Key="TextBlockDescription" TargetType="TextBlock" BasedOn="{StaticResource {x:Type TextBlock}}">
+            <Setter Property="FontSize" Value="14"/>
+            <Setter Property="TextWrapping" Value="Wrap"/>
+            <Setter Property="Width" Value="Auto"/>
+            <Setter Property="Margin" Value="24,5,0,10"/>
+        </Style>
+    </Window.Resources>
     <Grid>
         <DockPanel>
             <TreeView Width="250" VerticalAlignment="Stretch" DockPanel.Dock="Left">
@@ -26,7 +39,6 @@
                             <SolidColorBrush x:Key="{x:Static SystemColors.HighlightTextBrushKey}" Color="White"/>
                             <SolidColorBrush x:Key="{x:Static SystemColors.InactiveSelectionHighlightBrushKey }" Color="Transparent"/>
                             <SolidColorBrush x:Key="{x:Static SystemColors.InactiveSelectionHighlightTextBrushKey  }" Color="White"/>
-                            
                         </Style.Resources>
                     </Style>
                 </TreeView.ItemContainerStyle>
@@ -34,23 +46,37 @@
                 <TreeViewItem Header="Pop Out Settings" Selected="TreeViewItem_Selected" Margin="0,0,0,10"></TreeViewItem>
                 <TreeViewItem Header="Auto Pop Out Panel Settings" Selected="TreeViewItem_Selected" Margin="0,0,0,10"></TreeViewItem>
             </TreeView>
-            <WrapPanel Orientation="Vertical" DockPanel.Dock="Right" Margin="20,5,0,0" >
-                <WrapPanel Orientation="Vertical" Margin="0,10,0,0" Width="500" Visibility="{Binding Path=ApplicationSettingsVisibility, Mode=TwoWay}">
-                    <CheckBox Margin="0,0,0,0" IsChecked="{Binding Path=AppSetting.AlwaysOnTop, Mode=TwoWay}" Content="Always on Top"></CheckBox>
-                    <TextBlock Margin="24,5,0,10" Width="Auto" TextWrapping="Wrap" FontSize="14">Pin the application on top of all open windows.</TextBlock>
-                    <CheckBox Margin="0,0,0,0" IsChecked="{Binding Path=AppSetting.AutoStart, Mode=TwoWay}" Content="Auto Start"></CheckBox>
-                    <TextBlock Margin="24,5,0,10" Width="Auto" TextWrapping="Wrap" FontSize="14">Auto start the application when MSFS starts. This adds a XML config entry in EXE.xml file.</TextBlock>
+            <WrapPanel DockPanel.Dock="Right" Margin="20,15,20,0" Width="Auto" >
+                <WrapPanel Orientation="Vertical" Width="Auto" Visibility="{Binding Path=ApplicationSettingsVisibility, Mode=TwoWay}">
+                    <CheckBox IsChecked="{Binding Path=AppSetting.AlwaysOnTop, Mode=TwoWay}" Content="Always on Top"></CheckBox>
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
+                        Pin the application on top of all open windows.
+                    </TextBlock>
+                    <CheckBox IsChecked="{Binding Path=AppSetting.AutoStart, Mode=TwoWay}" Content="Auto Start"></CheckBox>
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
+                       Enable auto start the application when MSFS starts. This adds a XML config entry in EXE.xml file.
+                    </TextBlock>
                     <CheckBox IsChecked="{Binding Path=AppSetting.MinimizeToTray, Mode=TwoWay}" Content="Minimize to Tray"></CheckBox>
-                    <TextBlock Margin="24,5,0,10" Width="Auto" TextWrapping="Wrap" FontSize="14">Minimize the application to system tray.</TextBlock>
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
+                        Minimize the application to system tray.
+                    </TextBlock>
                     <CheckBox IsChecked="{Binding Path=AppSetting.StartMinimized, Mode=TwoWay}" Content="Start Minimized"></CheckBox>
-                    <TextBlock Margin="24,5,0,10" Width="Auto" TextWrapping="Wrap" FontSize="14">Start the application in minimized mode in system tray.</TextBlock>
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
+                        Start the application in minimized mode in system tray.
+                    </TextBlock>
                 </WrapPanel>
-                <WrapPanel Orientation="Vertical" Margin="0,10,0,0" Visibility="{Binding Path=PopOutSettingsVisibility, Mode=TwoWay}">
-                    <CheckBox IsChecked="{Binding Path=AppSetting.UseAutoPanning, Mode=TwoWay}" Content="Auto Panning"></CheckBox>
-                    <TextBlock Margin="24,5,0,10" Width="Auto" TextWrapping="Wrap" FontSize="14">Enable automatic panning of cockpit view when popping out panels. Auto Panning remembers the custom cockpit camera angle you used when defining the locations of pop out panel.</TextBlock>
-                    <TextBlock Margin="24,10,0,0" Width="Auto" TextWrapping="Wrap" >Key Binding</TextBlock>
-                    <TextBlock Margin="24,5,0,10" Width="Auto" TextWrapping="Wrap" FontSize="14">Configure key binding for saving and recalling of custom MSFS cockpit camera view when defining the locations of pop out panel. Default is Ctrl-Alt-0.</TextBlock>
-                    <WrapPanel Orientation="Horizontal" Margin="20,10,0,0">
+                <WrapPanel Orientation="Vertical" Width="Auto" Visibility="{Binding Path=PopOutSettingsVisibility, Mode=TwoWay}">
+                    <CheckBox IsChecked="{Binding Path=AppSetting.UseAutoPanning, Mode=TwoWay}" Content="Enable Auto Panning"></CheckBox>
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
+                        Enable automatic panning of cockpit view when popping out panels. Auto Panning remembers the custom cockpit camera angle you used when defining the locations of pop out panel.
+                    </TextBlock>
+                    <TextBlock Style="{StaticResource TextBlockHeading}">
+                        Key Binding
+                    </TextBlock>
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
+                        Configure key binding for saving and recalling of custom MSFS cockpit camera view when defining the locations of pop out panel.<LineBreak/>(Default: Ctrl-Alt-0).
+                    </TextBlock>
+                    <WrapPanel Orientation="Horizontal" Margin="20,10,0,15">
                         <Label Content="Ctrl-Alt-" FontSize="14"></Label>
                         <ComboBox HorizontalAlignment="Left" 
                               VerticalAlignment="Center" 
@@ -69,48 +95,47 @@
                             <ComboBoxItem Content="9" Tag="9"></ComboBoxItem>
                         </ComboBox>
                     </WrapPanel>
-                    <CheckBox Margin="0,15,0,0" IsChecked="{Binding Path=AppSetting.IncludeBuiltInPanel, Mode=TwoWay}" Content="Include Built-in Panels"></CheckBox>
-                    <TextBlock Margin="24,5,0,10" Width="Auto" TextWrapping="Wrap" FontSize="14">Enable saving and recalling of MSFS built-in panels (ie. ATC, VFR Map, Checklist, etc) as part of profile definition.</TextBlock>
+                    <CheckBox IsChecked="{Binding Path=AppSetting.IncludeBuiltInPanel, Mode=TwoWay}" Content="Include Built-in Panels"></CheckBox>
+                    <TextBlock Style="{StaticResource TextBlockDescription}">Enable saving and recalling of MSFS built-in panels (ie. ATC, VFR Map, Checklist, etc) as part of profile definition.</TextBlock>
                 </WrapPanel>
-                <WrapPanel Orientation="Vertical" Margin="0,10,0,0" Visibility="{Binding Path=AutoPopOutSettingsVisibility, Mode=TwoWay}">
-                    <CheckBox IsChecked="{Binding Path=AppSetting.AutoPopOutPanels, Mode=TwoWay}" Content="Auto Pop Out Panels"></CheckBox>
-                    <TextBlock Margin="24,5,0,0" Width="Auto" TextWrapping="Wrap" FontSize="14">
+                <WrapPanel Orientation="Vertical" Width="Auto" Visibility="{Binding Path=AutoPopOutSettingsVisibility, Mode=TwoWay}">
+                    <CheckBox IsChecked="{Binding Path=AppSetting.AutoPopOutPanels, Mode=TwoWay}" Content="Enable Auto Pop Out Panels"></CheckBox>
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
                         Automatic pop out panels when an aircraft livery is binded to a profile. The following steps will be performed.
                     </TextBlock>
-                    <TextBlock Margin="24,5,5,0" Width="Auto" TextWrapping="Wrap" FontSize="14">
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
                         1. Detect flight start signal using SimConnect.
                     </TextBlock>
-                    <TextBlock Margin="24,5,5,0" Width="Auto" TextWrapping="Wrap" FontSize="14">
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
                         2. Wait for 'Ready to Fly' button to appear and simulate a left mouse click.
                     </TextBlock>
-                    <TextBlock Margin="24,5,5,0" Width="Auto" TextWrapping="Wrap" FontSize="14">
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
                         3. Wait for cockpit view to appear before executing pop out panel sequence.
                     </TextBlock>
-                    <TextBlock Margin="24,5,5,0" Width="Auto" TextWrapping="Wrap" FontSize="14">
+                    <TextBlock Style="{StaticResource TextBlockDescription}">
                         4. If configured for a profile on cold start, wait for instrumentation power on before executing pop out panel sequence.
                     </TextBlock>
-                    <TextBlock Margin="24,20,0,10" Width="Auto" TextWrapping="Wrap" >Wait delay for each step during auto pop out process (in seconds)</TextBlock>
+                    <TextBlock Style="{StaticResource TextBlockHeading}">Wait delay for each step during auto pop out process (in seconds)</TextBlock>
                     <WrapPanel Orientation="Horizontal" Margin="24,0,0,0" >
-                        <mah:NumericUpDown Width="80" Minimum="1" Maximum="30" FontSize="16" Height="32" Value="{Binding Path=AppSetting.AutoPopOutPanelsWaitDelay.ReadyToFlyButton, Mode=TwoWay}"></mah:NumericUpDown>
+                        <mah:NumericUpDown Width="80" Minimum="1" Maximum="30" FontSize="16" Value="{Binding Path=AppSetting.AutoPopOutPanelsWaitDelay.ReadyToFlyButton, Mode=TwoWay}"></mah:NumericUpDown>
                         <Label Margin="10,0,0,0">Ready to Fly</Label>
                     </WrapPanel>
-                    <TextBlock Margin="119,0,10,10" Width="Auto" TextWrapping="Wrap" FontSize="14">Amount of time to wait for 'Ready to Fly' button to appear.<LineBreak/>(Default: 6 seconds)</TextBlock>
+                    <TextBlock Margin="119,0,10,10" Style="{StaticResource TextBlockDescription}">Amount of time to wait for 'Ready to Fly' button to appear.<LineBreak/>(Default: 6 seconds)</TextBlock>
                     <WrapPanel Orientation="Horizontal" Margin="24,0,0,0" >
-                        <mah:NumericUpDown Width="80" Minimum="1" Maximum="30" FontSize="16" Height="32" Value="{Binding Path=AppSetting.AutoPopOutPanelsWaitDelay.InitialCockpitView, Mode=TwoWay}"></mah:NumericUpDown>
-                        <Label Margin="10,0,0,0" >Initial Cockpit View</Label>
+                        <mah:NumericUpDown Width="80" Minimum="1" Maximum="30" FontSize="16" Value="{Binding Path=AppSetting.AutoPopOutPanelsWaitDelay.InitialCockpitView, Mode=TwoWay}"></mah:NumericUpDown>
+                        <Label Margin="10,0,0,0">Initial Cockpit View</Label>
                     </WrapPanel>
-                    <TextBlock Margin="119,0,10,10" Width="Auto" TextWrapping="Wrap" FontSize="14">Amount of time to wait for the cockpit to appear.<LineBreak/>(Default: 2 seconds)</TextBlock>
+                    <TextBlock Margin="119,0,10,10" Style="{StaticResource TextBlockDescription}">Amount of time to wait for the cockpit to appear.<LineBreak/>(Default: 2 seconds)</TextBlock>
                     <WrapPanel Orientation="Horizontal" Margin="24,0,0,00" >
-                        <mah:NumericUpDown Width="80" Minimum="1" Maximum="30" FontSize="16" Height="32" Value="{Binding Path=AppSetting.AutoPopOutPanelsWaitDelay.InstrumentationPowerOn, Mode=TwoWay}"></mah:NumericUpDown>
+                        <mah:NumericUpDown Width="80" Minimum="1" Maximum="30" FontSize="16" Value="{Binding Path=AppSetting.AutoPopOutPanelsWaitDelay.InstrumentationPowerOn, Mode=TwoWay}"></mah:NumericUpDown>
                         <Label Margin="10,0,0,0">Instrumentation Power On</Label>
                     </WrapPanel>
-                    <TextBlock Margin="119,0,10,10" Width="Auto" TextWrapping="Wrap" FontSize="14">Amount of time to wait for cold start instrumentation power on to complete.<LineBreak/>(Default: 2 seconds)</TextBlock>
+                    <TextBlock Margin="119,0,10,10" Style="{StaticResource TextBlockDescription}">Amount of time to wait for cold start instrumentation power on to complete.<LineBreak/>(Default: 2 seconds)</TextBlock>
                     <WrapPanel Orientation="Horizontal"></WrapPanel>
                 </WrapPanel>
                 <WrapPanel Orientation="Vertical" Visibility="Visible">
                 </WrapPanel>
             </WrapPanel>
-            
         </DockPanel>
     </Grid>
-</mah:MetroWindow>
+</mah:MetroWindow>
\ No newline at end of file
diff --git a/WpfApp/UserControlPanelSelection.xaml b/WpfApp/UserControlPanelSelection.xaml
index 7a937b4..4d79461 100644
--- a/WpfApp/UserControlPanelSelection.xaml
+++ b/WpfApp/UserControlPanelSelection.xaml
@@ -38,7 +38,7 @@
         <Style x:Key="ProfileDeletePlaneBindingDependency" TargetType="Button" BasedOn="{StaticResource {x:Type Button}}">
             <Setter Property="IsEnabled" Value="False"/>
             <Style.Triggers>
-                <DataTrigger Binding="{c:Binding Path='DataStore.HasActiveUserProfileId and DataStore.ActiveUserProfile.HasBindingPlaneTitle and DataStore.IsAllowedDeleteAircraftBinding', Mode=OneWay}" Value="True">
+                <DataTrigger Binding="{c:Binding Path='DataStore.HasActiveUserProfileId and DataStore.ActiveUserProfile.HasBindingAircraftLiveries and DataStore.IsAllowedDeleteAircraftBinding', Mode=OneWay}" Value="True">
                     <Setter Property="IsEnabled" Value="True"/>
                 </DataTrigger>
             </Style.Triggers>
@@ -49,16 +49,18 @@
             <WrapPanel DockPanel.Dock="Left" Orientation="Vertical" Margin="15,10,0,0" Width="585" HorizontalAlignment="Left">
                 <Label Content="1. Please select a profile you would like to use." HorizontalAlignment="Left" />
                 <WrapPanel Orientation="Horizontal" Margin="20,5,0,0" HorizontalAlignment="Left">
-                    <ComboBox HorizontalAlignment="Left" 
-                          VerticalAlignment="Center" 
-                          Width="450"
-                          ItemsSource="{Binding Source={StaticResource UserProfilesViewSource}}" 
-                          SelectedValue="{Binding Path=DataStore.ActiveUserProfileId}" 
-                          DisplayMemberPath="ProfileName"
-                          SelectedValuePath="ProfileId"/>
+                    <ComboBox 
+                        x:Name="cmbProfile" 
+                        HorizontalAlignment="Left" 
+                        VerticalAlignment="Center" 
+                        Width="450"
+                        ItemsSource="{Binding Source={StaticResource UserProfilesViewSource}}" 
+                        SelectedValue="{Binding Path=DataStore.ActiveUserProfileId}" 
+                        DisplayMemberPath="ProfileName"
+                        SelectedValuePath="ProfileId"
+                        SelectionChanged="Profile_Changed"/>
                     <Button Content="+" ToolTip="Add Profile" HorizontalAlignment="Left" Margin="10,0,0,0" Width="40" Click="AddProfile_Click" />
                     <Button Content="-" ToolTip="Delete Profile" HorizontalAlignment="Left" Margin="10,0,0,0" Width="40" Click="DeleteProfile_Click" Style="{StaticResource ProfileSelectedDependency}"/>
-                    <!--<Button Content="D" ToolTip="Set Default Profile" HorizontalAlignment="Left" Margin="10,0,0,0" Width="40" Command="{Binding Path=SetDefaultProfileCommand}" Style="{StaticResource ProfileSelectedDependency}"/>-->
                 </WrapPanel>
                 <Separator Margin="5,10,5,10"/>
                 <Label Content="2. Optional: Bind active aircraft livery to profile to automatically pop out panels." HorizontalAlignment="Left" Margin="0,0,0,0" />
diff --git a/WpfApp/UserControlPanelSelection.xaml.cs b/WpfApp/UserControlPanelSelection.xaml.cs
index a114000..c63eefa 100644
--- a/WpfApp/UserControlPanelSelection.xaml.cs
+++ b/WpfApp/UserControlPanelSelection.xaml.cs
@@ -18,10 +18,11 @@ namespace MSFSPopoutPanelManager.WpfApp
             this.DataContext = panelSelectionViewModel;
         }
 
-
         private void UserControl_Loaded(object sender, RoutedEventArgs e)
         {
+            cmbProfile.SelectionChanged -= Profile_Changed;
             _panelSelectionViewModel.Initialize();
+            cmbProfile.SelectionChanged += Profile_Changed;
         }
 
         private void AddProfile_Click(object sender, RoutedEventArgs e)
@@ -50,6 +51,11 @@ namespace MSFSPopoutPanelManager.WpfApp
             }
         }
 
+        private void Profile_Changed(object sender, RoutedEventArgs e)
+        {
+            _panelSelectionViewModel.ChangeProfileCommand.Execute(null);
+        }
+
         private void StartPanelSelection_Click(object sender, RoutedEventArgs e)
         {
             if (_panelSelectionViewModel.DataStore.ActiveUserProfile.PanelSourceCoordinates.Count > 0)
diff --git a/WpfApp/ViewModel/ApplicationViewModel.cs b/WpfApp/ViewModel/ApplicationViewModel.cs
index eb24a3e..5ac00ba 100644
--- a/WpfApp/ViewModel/ApplicationViewModel.cs
+++ b/WpfApp/ViewModel/ApplicationViewModel.cs
@@ -256,7 +256,7 @@ namespace MSFSPopoutPanelManager.WpfApp.ViewModel
                 ShowPanelSelection(true);
 
                 // find the profile with the matching binding plane title
-                var profile = DataStore.UserProfiles.FirstOrDefault(p => p.BindingPlaneTitle.ToList().Exists(p => p == DataStore.CurrentMsfsPlaneTitle));
+                var profile = DataStore.UserProfiles.FirstOrDefault(p => p.BindingAircraftLiveries.ToList().Exists(p => p == DataStore.CurrentMsfsPlaneTitle));
 
                 if (profile == null || profile.PanelSourceCoordinates.Count == 0)
                     return;
@@ -304,7 +304,7 @@ namespace MSFSPopoutPanelManager.WpfApp.ViewModel
             // Automatic switching of active profile when SimConnect active aircraft livery changes
             if (DataStore.UserProfiles != null)
             {
-                var matchedProfile = DataStore.UserProfiles.ToList().Find(p => p.BindingPlaneTitle.ToList().Exists(t => t == activeAircraftTitle));
+                var matchedProfile = DataStore.UserProfiles.ToList().Find(p => p.BindingAircraftLiveries.ToList().Exists(t => t == activeAircraftTitle));
                 if (matchedProfile != null)
                     DataStore.ActiveUserProfileId = matchedProfile.ProfileId;
             }
diff --git a/WpfApp/ViewModel/DataStore.cs b/WpfApp/ViewModel/DataStore.cs
index 663caf1..5765861 100644
--- a/WpfApp/ViewModel/DataStore.cs
+++ b/WpfApp/ViewModel/DataStore.cs
@@ -124,7 +124,7 @@ namespace MSFSPopoutPanelManager.WpfApp.ViewModel
                 if (ActiveUserProfile == null)
                     return false;
                
-                return ActiveUserProfile.BindingPlaneTitle.ToList().Exists(p => p == CurrentMsfsPlaneTitle);
+                return ActiveUserProfile.BindingAircraftLiveries.ToList().Exists(p => p == CurrentMsfsPlaneTitle);
             }
         }
 
@@ -135,11 +135,11 @@ namespace MSFSPopoutPanelManager.WpfApp.ViewModel
                 if (ActiveUserProfile == null || !HasCurrentMsfsPlaneTitle)
                     return false;
 
-                var uProfile = UserProfiles.ToList().Find(u => u.BindingPlaneTitle.ToList().Exists(p => p == CurrentMsfsPlaneTitle));
+                var uProfile = UserProfiles.ToList().Find(u => u.BindingAircraftLiveries.ToList().Exists(p => p == CurrentMsfsPlaneTitle));
                 if (uProfile != null && uProfile.ProfileId != ActiveUserProfileId)
                     return false;
 
-                return ActiveUserProfile.BindingPlaneTitle.ToList().Exists(p => p == CurrentMsfsPlaneTitle);
+                return ActiveUserProfile.BindingAircraftLiveries.ToList().Exists(p => p == CurrentMsfsPlaneTitle);
             }
         }
 
@@ -150,11 +150,11 @@ namespace MSFSPopoutPanelManager.WpfApp.ViewModel
                 if (ActiveUserProfile == null || !HasCurrentMsfsPlaneTitle)
                     return false;
 
-                var uProfile = UserProfiles.ToList().Find(u => u.BindingPlaneTitle.ToList().Exists(p => p == CurrentMsfsPlaneTitle));
+                var uProfile = UserProfiles.ToList().Find(u => u.BindingAircraftLiveries.ToList().Exists(p => p == CurrentMsfsPlaneTitle));
                 if (uProfile != null && uProfile.ProfileId != ActiveUserProfileId)
                     return false;
 
-                return !ActiveUserProfile.BindingPlaneTitle.ToList().Exists(p => p == CurrentMsfsPlaneTitle);
+                return !ActiveUserProfile.BindingAircraftLiveries.ToList().Exists(p => p == CurrentMsfsPlaneTitle);
             }
         }
 
diff --git a/WpfApp/ViewModel/PanelSelectionViewModel.cs b/WpfApp/ViewModel/PanelSelectionViewModel.cs
index 9c3ffd0..dce5816 100644
--- a/WpfApp/ViewModel/PanelSelectionViewModel.cs
+++ b/WpfApp/ViewModel/PanelSelectionViewModel.cs
@@ -31,7 +31,7 @@ namespace MSFSPopoutPanelManager.WpfApp.ViewModel
 
         public DelegateCommand AddProfileCommand => new DelegateCommand(OnAddProfile, CanExecute);
         public DelegateCommand DeleteProfileCommand => new DelegateCommand(OnDeleteProfile, CanExecute);
-        public DelegateCommand SetDefaultProfileCommand => new DelegateCommand(OnSetDefaultProfile, CanExecute);
+        public DelegateCommand ChangeProfileCommand => new DelegateCommand(OnChangeProfile, CanExecute);
         public DelegateCommand AddProfileBindingCommand => new DelegateCommand(OnAddProfileBinding, CanExecute);
         public DelegateCommand DeleteProfileBindingCommand => new DelegateCommand(OnDeleteProfileBinding, CanExecute);
         public DelegateCommand SetPowerOnRequiredCommand => new DelegateCommand((e) => _userProfileManager.WriteUserProfiles(), CanExecute);
@@ -43,7 +43,10 @@ namespace MSFSPopoutPanelManager.WpfApp.ViewModel
         public PanelSelectionViewModel(DataStore dataStore, UserProfileManager userProfileManager, PanelPopOutManager panelPopoutManager, SimConnectManager simConnectManager)
         {
             DataStore = dataStore;
-            DataStore.OnActiveUserProfileChanged += (sender, e) => { IsEditingPanelCoorOverlay = false; RemoveAllPanelCoorOverlay(); };
+            DataStore.OnActiveUserProfileChanged += (sender, e) => { 
+                IsEditingPanelCoorOverlay = false; 
+                RemoveAllPanelCoorOverlay();
+            };
 
             _userProfileManager = userProfileManager;
             _simConnectManager = simConnectManager;
@@ -64,9 +67,7 @@ namespace MSFSPopoutPanelManager.WpfApp.ViewModel
         {
             _userProfileManager.ReadUserProfiles();
             DataStore.UserProfiles = _userProfileManager.UserProfiles;
-            
-            var defaultProfile = _userProfileManager.GetDefaultProfile();
-            DataStore.ActiveUserProfileId = defaultProfile == null ? -1 : defaultProfile.ProfileId;
+            DataStore.ActiveUserProfileId = DataStore.UserProfiles.ToList().Exists(p => p.ProfileId == DataStore.AppSetting.LastUsedProfileId) ? DataStore.AppSetting.LastUsedProfileId : -1;
 
             IsEditingPanelCoorOverlay = false;
 
@@ -81,6 +82,8 @@ namespace MSFSPopoutPanelManager.WpfApp.ViewModel
                 DataStore.ActiveUserProfileId = _userProfileManager.AddUserProfile(param.ProfileName);
             else
                 DataStore.ActiveUserProfileId = _userProfileManager.AddUserProfileByCopyingProfile(param.ProfileName, param.CopyProfileId);
+
+            DataStore.AppSetting.LastUsedProfileId = DataStore.ActiveUserProfileId;
         }
 
         private void OnDeleteProfile(object commandParameter)
@@ -89,9 +92,9 @@ namespace MSFSPopoutPanelManager.WpfApp.ViewModel
                 DataStore.ActiveUserProfileId = -1;
         }
 
-        private void OnSetDefaultProfile(object commandParameter)
+        private void OnChangeProfile(object commandParameter)
         {
-            _userProfileManager.SetDefaultUserProfile(DataStore.ActiveUserProfileId);
+            DataStore.AppSetting.LastUsedProfileId = DataStore.ActiveUserProfileId;
         }
 
         private void OnAddProfileBinding(object commandParameter)