diff --git a/HellionChat/Plugin.cs b/HellionChat/Plugin.cs
index 904c820..c9e0ef3 100755
--- a/HellionChat/Plugin.cs
+++ b/HellionChat/Plugin.cs
@@ -99,7 +99,7 @@ public sealed class Plugin : IAsyncDalamudPlugin
     internal Ui.Windows.SettingsWindow SettingsWindow { get; private set; } = null!;
     public DbViewer DbViewer { get; private set; } = null!;
     internal InputPreview InputPreview { get; private set; } = null!;
-    public CommandHelpWindow CommandHelpWindow { get; private set; } = null!;
+    internal CommandHelpWindow CommandHelpWindow { get; private set; } = null!;
     public SeStringDebugger SeStringDebugger { get; private set; } = null!;
     public FirstRunWizard FirstRunWizard { get; private set; } = null!;
     public DebuggerWindow DebuggerWindow { get; private set; } = null!;
diff --git a/HellionChat/PluginHostFactory.cs b/HellionChat/PluginHostFactory.cs
index 33b7db7..34fae6e 100644
--- a/HellionChat/PluginHostFactory.cs
+++ b/HellionChat/PluginHostFactory.cs
@@ -285,7 +285,12 @@ internal static class PluginHostFactory
             sp.GetRequiredService<Ui.Components.InputBar>(),
             sp.GetRequiredService<ILogger<InputPreview>>()
         ));
-        services.AddSingleton(sp => new CommandHelpWindow(sp.GetRequiredService<Plugin>()));
+        services.AddSingleton(sp => new CommandHelpWindow(
+            sp.GetRequiredService<Ui.Components.ChunkRenderer>(),
+            sp.GetRequiredService<Ui.Windows.MainWindow>(),
+            sp.GetRequiredService<Ui.Components.InputBar>(),
+            sp.GetRequiredService<ILogger<CommandHelpWindow>>()
+        ));
         services.AddSingleton(sp => new SeStringDebugger(sp.GetRequiredService<Plugin>()));
         services.AddSingleton(sp => new DebuggerWindow(sp.GetRequiredService<Plugin>()));
         services.AddSingleton(sp => new FirstRunWizard(sp.GetRequiredService<Plugin>()));
diff --git a/HellionChat/Ui/CommandHelpWindow.cs b/HellionChat/Ui/CommandHelpWindow.cs
index 520e75f..ceaadae 100644
--- a/HellionChat/Ui/CommandHelpWindow.cs
+++ b/HellionChat/Ui/CommandHelpWindow.cs
@@ -1,20 +1,37 @@
+using System.Numerics;
 using Dalamud.Bindings.ImGui;
+using Dalamud.Interface.Utility;
 using Dalamud.Interface.Windowing;
+using Dalamud.Utility;
+using HellionChat.Ui.Components;
+using HellionChat.Util;
 using Lumina.Text.ReadOnly;
+using Microsoft.Extensions.Logging;
 
 namespace HellionChat.Ui;
 
-// Slash-command help popup is offline while the chat input pipeline is
-// rebuilt. UpdateContent stays callable so the input layer can keep its
-// integration shape, but it always leaves the window closed for now.
-public class CommandHelpWindow : Window
+internal sealed class CommandHelpWindow : Window
 {
-    private readonly Plugin _plugin;
+    private readonly ChunkRenderer _chunkRenderer;
+    private readonly Windows.MainWindow _mainWindow;
+    private readonly Components.InputBar _inputBar;
+    private readonly ILogger<CommandHelpWindow> _logger;
 
-    internal CommandHelpWindow(Plugin plugin)
+    private ReadOnlySeString? _commandDescription;
+
+    public CommandHelpWindow(
+        ChunkRenderer chunkRenderer,
+        Windows.MainWindow mainWindow,
+        Components.InputBar inputBar,
+        ILogger<CommandHelpWindow> logger
+    )
         : base("command help##chat2-commandhelp")
     {
-        _plugin = plugin;
+        _chunkRenderer = chunkRenderer;
+        _mainWindow = mainWindow;
+        _inputBar = inputBar;
+        _logger = logger;
+
         Flags =
             ImGuiWindowFlags.NoSavedSettings
             | ImGuiWindowFlags.NoTitleBar
@@ -22,14 +39,59 @@ public class CommandHelpWindow : Window
             | ImGuiWindowFlags.NoResize
             | ImGuiWindowFlags.NoFocusOnAppearing
             | ImGuiWindowFlags.AlwaysAutoResize;
+
         RespectCloseHotkey = false;
         DisableWindowSounds = true;
+
+        // Logger injected for future diagnostic hooks (no call-sites yet in R2).
+        _ = _logger;
+        // InputBar injected for future integration (no call-sites yet in R2).
+        _ = _inputBar;
     }
 
     public void UpdateContent(ReadOnlySeString commandDesc)
     {
-        IsOpen = false;
+        _commandDescription = commandDesc;
+
+        var width = 350;
+        var scaledWidth = width * ImGuiHelpers.GlobalScale;
+        var pos = _mainWindow.LastWindowPos;
+        switch (Plugin.Config.CommandHelpSide)
+        {
+            case CommandHelpSide.Right:
+                pos.X += _mainWindow.LastWindowSize.X;
+                break;
+            case CommandHelpSide.Left:
+                pos.X -= scaledWidth;
+                break;
+            case CommandHelpSide.None:
+            default:
+                IsOpen = false;
+                return;
+        }
+
+        Position = pos;
+        SizeConstraints = new WindowSizeConstraints
+        {
+            // scaledWidth keeps size constraints in the same coordinate space as
+            // Position so the help window stays correct width at non-100% DPI.
+            MinimumSize = new Vector2(scaledWidth, 0),
+            MaximumSize = _mainWindow.LastWindowSize with { X = scaledWidth },
+        };
+
+        IsOpen = true;
     }
 
-    public override void Draw() { }
+    public override void Draw()
+    {
+        if (_commandDescription == null)
+            return;
+
+        var chunks = ChunkUtil
+            .ToChunks(_commandDescription.Value.ToDalamudString(), ChunkSource.None, null)
+            .ToList();
+
+        // Command-help chunks are read-only description text — no click-targets.
+        _chunkRenderer.DrawChunks(chunks, wrap: true, handler: null, lineWidth: 0f);
+    }
 }