diff --git a/Bloxstrap/App.xaml.cs b/Bloxstrap/App.xaml.cs
index bdda0c7..f803039 100644
--- a/Bloxstrap/App.xaml.cs
+++ b/Bloxstrap/App.xaml.cs
@@ -29,7 +29,7 @@ namespace Bloxstrap
 
         public static LaunchSettings LaunchSettings { get; private set; } = null!;
 
-        public static CultureInfo CurrentCulture { get; private set; } = CultureInfo.InvariantCulture;
+        public static CultureInfo CurrentCulture { get; set; } = CultureInfo.InvariantCulture;
 
         public static BuildMetadataAttribute BuildMetadata = Assembly.GetExecutingAssembly().GetCustomAttribute<BuildMetadataAttribute>()!;
         public static string Version = Assembly.GetExecutingAssembly().GetName().Version!.ToString()[..^2];
@@ -113,8 +113,7 @@ namespace Bloxstrap
         {
             const string LOG_IDENT = "App::OnStartup";
 
-            CultureInfo.DefaultThreadCurrentUICulture = CurrentCulture;
-            Thread.CurrentThread.CurrentUICulture = CurrentCulture;
+            CurrentCulture = Thread.CurrentThread.CurrentUICulture;
 
             base.OnStartup(e);
 
@@ -147,6 +146,7 @@ namespace Bloxstrap
                 Settings.Load();
                 State.Load();
                 FastFlags.Load();
+                Locale.Set();
             }
 
             LaunchSettings.ParseRoblox();
diff --git a/Bloxstrap/Bootstrapper.cs b/Bloxstrap/Bootstrapper.cs
index 04536e2..0d54636 100644
--- a/Bloxstrap/Bootstrapper.cs
+++ b/Bloxstrap/Bootstrapper.cs
@@ -302,6 +302,16 @@ namespace Bloxstrap
                     _launchCommandLine += "production";
                 else
                     _launchCommandLine += App.Settings.Prop.Channel.ToLowerInvariant();
+
+                if (App.Settings.Prop.ForceRobloxLanguage)
+                {
+                    if (_launchCommandLine.StartsWith("roblox-player:1"))
+                        _launchCommandLine += "+robloxLocale:";
+                    else
+                        _launchCommandLine += " -robloxLocale ";
+
+                    _launchCommandLine += App.CurrentCulture.Name.Replace('-', '_');
+                }
             }
 
             // whether we should wait for roblox to exit to handle stuff in the background or clean up after roblox closes
diff --git a/Bloxstrap/InstallChecker.cs b/Bloxstrap/InstallChecker.cs
index 8ea5b49..1cac129 100644
--- a/Bloxstrap/InstallChecker.cs
+++ b/Bloxstrap/InstallChecker.cs
@@ -130,6 +130,7 @@ namespace Bloxstrap
             App.IsSetupComplete = false;
 
             App.FastFlags.Load();
+            Frontend.ShowLanguageSelection();
             Frontend.ShowMenu();
 
             // exit if we don't click the install button on installation
diff --git a/Bloxstrap/Locale.cs b/Bloxstrap/Locale.cs
new file mode 100644
index 0000000..8db0491
--- /dev/null
+++ b/Bloxstrap/Locale.cs
@@ -0,0 +1,80 @@
+using System;
+using System.Windows;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Bloxstrap.Resources;
+
+namespace Bloxstrap
+{
+    internal static class Locale
+    {
+        // TODO: put translated names
+        public static readonly Dictionary<string, string> SupportedLocales = new()
+        {
+            { "nil", Strings.Enums_Theme_Default }, // /shrug
+            { "en", "English" },
+            { "en-US", "English (United States)" },
+            { "ar", "Arabic" },
+            { "bn", "Bengali" },
+            { "bs", "Bosnian" },
+            { "bg", "Bulgarian" },
+            { "zh-CN", "Chinese (Simplified)" },
+            { "zh-TW", "Chinese (Traditional)" },
+            { "cs", "Czech" },
+            { "dk", "Danish" },
+            { "nl", "Dutch" },
+            { "fl", "Filipino" },
+            { "fi", "Finnish" },
+            { "fr", "French" },
+            { "de", "German" },
+            { "he", "Hebrew" },
+            { "hi", "Hindi" },
+            { "hu", "Hungarian" },
+            { "id", "Indonesian" },
+            { "it", "Italian" },
+            { "ja", "Japanese" },
+            { "ko", "Korean" },
+            { "lt", "Lithuanian" },
+            { "no", "Norwegian" },
+            { "pl", "Polish" },
+            { "pt-BR", "Portuguese" },
+            { "ro", "Romanian" },
+            { "ru", "Russian" },
+            { "es", "Spanish" },
+            { "sv-SE", "Swedish" },
+            { "th", "Thai" },
+            { "tr", "Turkish" },
+            { "uk", "Ukrainian" },
+            { "vi", "Vietnamese" }
+        };
+
+        public static string GetIdentifierFromName(string language) => Locale.SupportedLocales.Where(x => x.Value == language).First().Key;
+
+        public static void Set()
+        {
+            string identifier = App.Settings.Prop.Locale;
+
+            if (!SupportedLocales.ContainsKey(identifier))
+                identifier = "nil";
+
+            if (identifier == "nil")
+                return;
+
+            App.CurrentCulture = new CultureInfo(identifier);
+
+            CultureInfo.DefaultThreadCurrentUICulture = App.CurrentCulture;
+            Thread.CurrentThread.CurrentUICulture = App.CurrentCulture;
+
+            if (identifier == "ar" || identifier == "he")
+            {
+                // TODO: credit the SO post i took this from
+                EventManager.RegisterClassHandler(typeof(Window), FrameworkElement.LoadedEvent, new RoutedEventHandler((window, _) =>
+                {
+                    ((Window)window).FlowDirection = FlowDirection.RightToLeft;
+                }));
+            }
+        }
+    }
+}
diff --git a/Bloxstrap/Models/Settings.cs b/Bloxstrap/Models/Settings.cs
index 9c6b082..1f51a17 100644
--- a/Bloxstrap/Models/Settings.cs
+++ b/Bloxstrap/Models/Settings.cs
@@ -13,6 +13,8 @@ namespace Bloxstrap.Models
         public bool CheckForUpdates { get; set; } = true;
         public bool CreateDesktopIcon { get; set; } = true;
         public bool ConfirmLaunches { get; set; } = false;
+        public string Locale { get; set; } = "nil";
+        public bool ForceRobloxLanguage { get; set; } = false;
 
         // channel configuration
         public string Channel { get; set; } = RobloxDeployment.DefaultChannel;
diff --git a/Bloxstrap/Resources/Strings.Designer.cs b/Bloxstrap/Resources/Strings.Designer.cs
index cc35677..2e4f42c 100644
--- a/Bloxstrap/Resources/Strings.Designer.cs
+++ b/Bloxstrap/Resources/Strings.Designer.cs
@@ -693,6 +693,25 @@ namespace Bloxstrap.Resources {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Choose preferred language.
+        /// </summary>
+        public static string Dialog_LanguageSelector_Header {
+            get {
+                return ResourceManager.GetString("Dialog.LanguageSelector.Header", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Choose a language before continuing with installation.
+        ///Scroll for more languages..
+        /// </summary>
+        public static string Dialog_LanguageSelector_Subtext {
+            get {
+                return ResourceManager.GetString("Dialog.LanguageSelector.Subtext", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to 2008.
         /// </summary>
@@ -1144,7 +1163,7 @@ namespace Bloxstrap.Resources {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to System Default.
+        ///   Looks up a localized string similar to System default.
         /// </summary>
         public static string Enums_Theme_Default {
             get {
@@ -1497,6 +1516,24 @@ namespace Bloxstrap.Resources {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Scroll to see more. A relaunch is required for changes to take effect..
+        /// </summary>
+        public static string Menu_Appearance_Language_Description {
+            get {
+                return ResourceManager.GetString("Menu.Appearance.Language.Description", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Language.
+        /// </summary>
+        public static string Menu_Appearance_Language_Title {
+            get {
+                return ResourceManager.GetString("Menu.Appearance.Language.Title", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Preview.
         /// </summary>
@@ -1596,6 +1633,24 @@ namespace Bloxstrap.Resources {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Roblox will be forced to display the same language that Bloxstrap is presently using..
+        /// </summary>
+        public static string Menu_Behaviour_ForceRobloxLanguage_Description {
+            get {
+                return ResourceManager.GetString("Menu.Behaviour.ForceRobloxLanguage.Description", resourceCulture);
+            }
+        }
+        
+        /// <summary>
+        ///   Looks up a localized string similar to Force Roblox language.
+        /// </summary>
+        public static string Menu_Behaviour_ForceRobloxLanguage_Title {
+            get {
+                return ResourceManager.GetString("Menu.Behaviour.ForceRobloxLanguage.Title", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to Roblox will be installed fresh on next launch..
         /// </summary>
diff --git a/Bloxstrap/Resources/Strings.resx b/Bloxstrap/Resources/Strings.resx
index b88f07b..a8030a0 100644
--- a/Bloxstrap/Resources/Strings.resx
+++ b/Bloxstrap/Resources/Strings.resx
@@ -484,7 +484,7 @@ Click for more information</value>
     <value>Dark</value>
   </data>
   <data name="Enums.Theme.Default" xml:space="preserve">
-    <value>System Default</value>
+    <value>System default</value>
   </data>
   <data name="Enums.Theme.Light" xml:space="preserve">
     <value>Light</value>
@@ -1023,4 +1023,23 @@ Selecting 'No' will ignore this warning and continue installation.</value>
   <data name="Menu.Title" xml:space="preserve">
     <value>Bloxstrap Menu</value>
   </data>
+  <data name="Dialog.LanguageSelector.Header" xml:space="preserve">
+    <value>Choose preferred language</value>
+  </data>
+  <data name="Dialog.LanguageSelector.Subtext" xml:space="preserve">
+    <value>Choose a language before continuing with installation.
+Scroll for more languages.</value>
+  </data>
+  <data name="Menu.Appearance.Language.Title" xml:space="preserve">
+    <value>Language</value>
+  </data>
+  <data name="Menu.Appearance.Language.Description" xml:space="preserve">
+    <value>Scroll to see more. A relaunch is required for changes to take effect.</value>
+  </data>
+  <data name="Menu.Behaviour.ForceRobloxLanguage.Title" xml:space="preserve">
+    <value>Force Roblox language</value>
+  </data>
+  <data name="Menu.Behaviour.ForceRobloxLanguage.Description" xml:space="preserve">
+    <value>Roblox will be forced to display the same language that Bloxstrap is presently using.</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/Bloxstrap/UI/Elements/Dialogs/LanguageSelectorDialog.xaml b/Bloxstrap/UI/Elements/Dialogs/LanguageSelectorDialog.xaml
new file mode 100644
index 0000000..cc290b0
--- /dev/null
+++ b/Bloxstrap/UI/Elements/Dialogs/LanguageSelectorDialog.xaml
@@ -0,0 +1,41 @@
+<ui:UiWindow x:Class="Bloxstrap.UI.Elements.Dialogs.LanguageSelectorDialog"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:ui="http://schemas.lepo.co/wpfui/2022/xaml"
+        xmlns:local="clr-namespace:Bloxstrap.UI.Elements.Dialogs"
+        xmlns:resources="clr-namespace:Bloxstrap.Resources"
+        mc:Ignorable="d"
+        Title="Bloxstrap"
+        MinWidth="0"
+        MinHeight="0"
+        Width="380"
+        SizeToContent="Height"
+        ResizeMode="NoResize"
+        Background="{ui:ThemeResource ApplicationBackgroundBrush}"
+        ExtendsContentIntoTitleBar="True"
+        WindowStartupLocation="CenterScreen">
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto" />
+            <RowDefinition Height="*" />
+            <RowDefinition Height="Auto" />
+        </Grid.RowDefinitions>
+
+        <ui:TitleBar Grid.Row="0" Grid.ColumnSpan="2" Padding="8" Title="Bloxstrap" ShowMinimize="False" ShowMaximize="False" CanMaximize="False" KeyboardNavigation.TabNavigation="None" />
+
+        <StackPanel Grid.Row="1" Margin="12">
+            <TextBlock Text="{x:Static resources:Strings.Dialog_LanguageSelector_Header}" FontSize="18" FontWeight="Medium" />
+            <TextBlock Text="{x:Static resources:Strings.Dialog_LanguageSelector_Subtext}" TextWrapping="Wrap" Margin="0,0,0,12" />
+            <ComboBox ItemsSource="{Binding Languages, Mode=OneTime}" Text="{Binding SelectedLanguage, Mode=TwoWay}" />
+        </StackPanel>
+
+        <Border Grid.Row="2" Margin="0,10,0,0" Padding="15" Background="{ui:ThemeResource SolidBackgroundFillColorSecondaryBrush}">
+            <StackPanel Orientation="Horizontal" FlowDirection="LeftToRight" HorizontalAlignment="Right">
+                <Button MinWidth="100" Content="{x:Static resources:Strings.Common_OK}" Command="{Binding SetLocaleCommand}" />
+                <!--<Button MinWidth="100" Margin="12,0,0,0" Content="{x:Static resources:Strings.Common_Cancel}" IsCancel="True" />-->
+            </StackPanel>
+        </Border>
+    </Grid>
+</ui:UiWindow>
diff --git a/Bloxstrap/UI/Elements/Dialogs/LanguageSelectorDialog.xaml.cs b/Bloxstrap/UI/Elements/Dialogs/LanguageSelectorDialog.xaml.cs
new file mode 100644
index 0000000..1441b9e
--- /dev/null
+++ b/Bloxstrap/UI/Elements/Dialogs/LanguageSelectorDialog.xaml.cs
@@ -0,0 +1,33 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Shapes;
+using Bloxstrap.UI.ViewModels.Dialogs;
+
+namespace Bloxstrap.UI.Elements.Dialogs
+{
+    /// <summary>
+    /// Interaction logic for LanguageSelectorDialog.xaml
+    /// </summary>
+    public partial class LanguageSelectorDialog
+    {
+        public LanguageSelectorDialog()
+        {
+            var viewModel = new LanguageSelectorViewModel();
+
+            DataContext = viewModel;
+            InitializeComponent();
+
+            viewModel.CloseRequestEvent += (_, _) => Close();
+        }
+    }
+}
diff --git a/Bloxstrap/UI/Elements/Menu/Pages/AppearancePage.xaml b/Bloxstrap/UI/Elements/Menu/Pages/AppearancePage.xaml
index ec89f42..74e3996 100644
--- a/Bloxstrap/UI/Elements/Menu/Pages/AppearancePage.xaml
+++ b/Bloxstrap/UI/Elements/Menu/Pages/AppearancePage.xaml
@@ -24,6 +24,12 @@
             </ComboBox>
         </controls:OptionControl>
 
+        <controls:OptionControl
+            Header="{x:Static resources:Strings.Menu_Appearance_Language_Title}"
+            Description="{x:Static resources:Strings.Menu_Appearance_Language_Description}">
+            <ComboBox Width="200" Padding="10,5,10,5" ItemsSource="{Binding Languages, Mode=OneTime}" Text="{Binding SelectedLanguage, Mode=TwoWay}" />
+        </controls:OptionControl>
+
         <Grid Margin="0,4,0,0">
             <Grid.ColumnDefinitions>
                 <ColumnDefinition Width="*" />
diff --git a/Bloxstrap/UI/Elements/Menu/Pages/BehaviourPage.xaml b/Bloxstrap/UI/Elements/Menu/Pages/BehaviourPage.xaml
index 9af6d43..a5aca39 100644
--- a/Bloxstrap/UI/Elements/Menu/Pages/BehaviourPage.xaml
+++ b/Bloxstrap/UI/Elements/Menu/Pages/BehaviourPage.xaml
@@ -29,6 +29,18 @@
             <ui:ToggleSwitch IsChecked="{Binding UpdateCheckingEnabled, Mode=TwoWay}" />
         </controls:OptionControl>
 
+        <controls:OptionControl 
+            Header="{x:Static resources:Strings.Menu_Behaviour_ConfirmLaunches_Title}"
+            Description="{x:Static resources:Strings.Menu_Behaviour_ConfirmLaunches_Description}">
+            <ui:ToggleSwitch IsChecked="{Binding ConfirmLaunches, Mode=TwoWay}" />
+        </controls:OptionControl>
+
+        <controls:OptionControl 
+            Header="{x:Static resources:Strings.Menu_Behaviour_ForceRobloxLanguage_Title}"
+            Description="{x:Static resources:Strings.Menu_Behaviour_ForceRobloxLanguage_Description}">
+            <ui:ToggleSwitch IsChecked="{Binding ForceRobloxLanguage, Mode=TwoWay}" />
+        </controls:OptionControl>
+
         <controls:OptionControl 
             Header="{x:Static resources:Strings.Menu_Behaviour_ForceRobloxReinstall_Title}"
             Description="{x:Static resources:Strings.Menu_Behaviour_ForceRobloxReinstall_Description}">
@@ -43,11 +55,5 @@
             </controls:OptionControl.Style>
             <ui:ToggleSwitch IsChecked="{Binding ForceRobloxReinstallation, Mode=TwoWay}" />
         </controls:OptionControl>
-
-        <controls:OptionControl 
-            Header="{x:Static resources:Strings.Menu_Behaviour_ConfirmLaunches_Title}"
-            Description="{x:Static resources:Strings.Menu_Behaviour_ConfirmLaunches_Description}">
-            <ui:ToggleSwitch IsChecked="{Binding ConfirmLaunches, Mode=TwoWay}" />
-        </controls:OptionControl>
     </StackPanel>
 </ui:UiPage>
diff --git a/Bloxstrap/UI/Frontend.cs b/Bloxstrap/UI/Frontend.cs
index c6bbf48..c70dccf 100644
--- a/Bloxstrap/UI/Frontend.cs
+++ b/Bloxstrap/UI/Frontend.cs
@@ -8,6 +8,8 @@ namespace Bloxstrap.UI
 {
     static class Frontend
     {
+        public static void ShowLanguageSelection() => new LanguageSelectorDialog().ShowDialog();
+
         public static void ShowMenu(bool showAlreadyRunningWarning = false) => new MainWindow(showAlreadyRunningWarning).ShowDialog();
 
         public static MessageBoxResult ShowMessageBox(string message, MessageBoxImage icon = MessageBoxImage.None, MessageBoxButton buttons = MessageBoxButton.OK, MessageBoxResult defaultResult = MessageBoxResult.None)
diff --git a/Bloxstrap/UI/ViewModels/Dialogs/LanguageSelectorViewModel.cs b/Bloxstrap/UI/ViewModels/Dialogs/LanguageSelectorViewModel.cs
new file mode 100644
index 0000000..079def7
--- /dev/null
+++ b/Bloxstrap/UI/ViewModels/Dialogs/LanguageSelectorViewModel.cs
@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Input;
+
+using CommunityToolkit.Mvvm.Input;
+
+namespace Bloxstrap.UI.ViewModels.Dialogs
+{
+    internal class LanguageSelectorViewModel
+    {
+        public event EventHandler? CloseRequestEvent;
+
+        public ICommand SetLocaleCommand => new RelayCommand(SetLocale);
+
+        public static List<string> Languages => Locale.SupportedLocales.Values.ToList();
+
+        public string SelectedLanguage { get; set; } = Locale.SupportedLocales[App.Settings.Prop.Locale];
+
+        private void SetLocale()
+        {
+            App.Settings.Prop.Locale = Locale.GetIdentifierFromName(SelectedLanguage);
+            Locale.Set();
+
+            CloseRequestEvent?.Invoke(this, new());
+        }
+    }
+}
diff --git a/Bloxstrap/UI/ViewModels/Menu/AppearanceViewModel.cs b/Bloxstrap/UI/ViewModels/Menu/AppearanceViewModel.cs
index 6f4db4c..9a5e271 100644
--- a/Bloxstrap/UI/ViewModels/Menu/AppearanceViewModel.cs
+++ b/Bloxstrap/UI/ViewModels/Menu/AppearanceViewModel.cs
@@ -65,6 +65,14 @@ namespace Bloxstrap.UI.ViewModels.Menu
             }
         }
 
+        public static List<string> Languages => Locale.SupportedLocales.Values.ToList();
+
+        public string SelectedLanguage 
+        { 
+            get => Locale.SupportedLocales[App.Settings.Prop.Locale]; 
+            set => App.Settings.Prop.Locale = Locale.GetIdentifierFromName(value);
+        }
+
         public IEnumerable<BootstrapperStyle> Dialogs { get; } = BootstrapperStyleEx.Selections;
 
         public BootstrapperStyle Dialog
diff --git a/Bloxstrap/UI/ViewModels/Menu/BehaviourViewModel.cs b/Bloxstrap/UI/ViewModels/Menu/BehaviourViewModel.cs
index 00c286a..2454a7a 100644
--- a/Bloxstrap/UI/ViewModels/Menu/BehaviourViewModel.cs
+++ b/Bloxstrap/UI/ViewModels/Menu/BehaviourViewModel.cs
@@ -23,6 +23,12 @@
             set => App.Settings.Prop.ConfirmLaunches = value;
         }
 
+        public bool ForceRobloxLanguage
+        {
+            get => App.Settings.Prop.ForceRobloxLanguage;
+            set => App.Settings.Prop.ForceRobloxLanguage = value;
+        }
+
         public bool ForceRobloxReinstallation
         {
             // wouldnt it be better to check old version guids?