diff --git a/HellionChat/PluginHostFactory.cs b/HellionChat/PluginHostFactory.cs
index ad99d10..ece7946 100644
--- a/HellionChat/PluginHostFactory.cs
+++ b/HellionChat/PluginHostFactory.cs
@@ -180,6 +180,9 @@ internal static class PluginHostFactory
         services.AddSingleton(sp => new Ui.Components.Settings.Tabs.ChannelsTab(
             sp.GetRequiredService<Plugin>()
         ));
+        services.AddSingleton(sp => new Ui.Components.Settings.Tabs.DataPrivacyTab(
+            sp.GetRequiredService<Plugin>()
+        ));
         services.AddSingleton(sp => new Ui.Components.StatusBar(
             sp.GetRequiredService<ThemeRegistry>(),
             sp.GetRequiredService<FontManager>()
diff --git a/HellionChat/Ui/Components/Settings/Tabs/DataPrivacyTab.cs b/HellionChat/Ui/Components/Settings/Tabs/DataPrivacyTab.cs
new file mode 100644
index 0000000..043aa31
--- /dev/null
+++ b/HellionChat/Ui/Components/Settings/Tabs/DataPrivacyTab.cs
@@ -0,0 +1,117 @@
+using Dalamud.Bindings.ImGui;
+using HellionChat.Code;
+
+namespace HellionChat.Ui.Components.Settings.Tabs;
+
+internal sealed class DataPrivacyTab
+{
+    private readonly Plugin _plugin;
+
+    public DataPrivacyTab(Plugin plugin)
+    {
+        _plugin = plugin;
+    }
+
+    public void Draw()
+    {
+        if (ImGui.CollapsingHeader("Logging", ImGuiTreeNodeFlags.DefaultOpen))
+        {
+            DrawToggle(
+                "Print changelog on update",
+                () => Plugin.Config.PrintChangelog,
+                v => Plugin.Config.PrintChangelog = v
+            );
+            DrawToggle(
+                "Enable retention sweep",
+                () => Plugin.Config.RetentionEnabled,
+                v => Plugin.Config.RetentionEnabled = v
+            );
+            DrawSliderInt(
+                "Default retention (days)",
+                () => Plugin.Config.RetentionDefaultDays,
+                v => Plugin.Config.RetentionDefaultDays = v,
+                1,
+                365
+            );
+
+            // RetentionLastRunAt defaults to MinValue on a fresh install, which
+            // would render as "0001-01-01 00:00" and look like a bug; the "Never"
+            // sentinel handles that. Disabling the sweep does NOT reset the
+            // timestamp — the historical last-run value is kept as informational
+            // carry-over until the next sweep updates it.
+            var lastRun =
+                Plugin.Config.RetentionLastRunAt == DateTimeOffset.MinValue
+                    ? "Never"
+                    : Plugin.Config.RetentionLastRunAt.ToLocalTime().ToString("yyyy-MM-dd HH:mm");
+            ImGui.TextDisabled($"Last run: {lastRun}");
+        }
+
+        if (ImGui.CollapsingHeader("Privacy filter", ImGuiTreeNodeFlags.DefaultOpen))
+        {
+            DrawToggle(
+                "Enable privacy filter",
+                () => Plugin.Config.PrivacyFilterEnabled,
+                v => Plugin.Config.PrivacyFilterEnabled = v
+            );
+            DrawPrivacyPersistChannelsGrid();
+            DrawToggle(
+                "Persist unknown channels",
+                () => Plugin.Config.PrivacyPersistUnknownChannels,
+                v => Plugin.Config.PrivacyPersistUnknownChannels = v
+            );
+        }
+
+        if (ImGui.CollapsingHeader("Telemetry"))
+        {
+            // Read-only placeholder; no telemetry is wired in v1.7.0. Do not
+            // promote this to a toggle without an explicit Sub-Spec change.
+            ImGui.TextUnformatted("No telemetry is collected.");
+        }
+    }
+
+    private void DrawPrivacyPersistChannelsGrid()
+    {
+        // HashSet<ChatType>: iterate Enum.GetValues<ChatType>() for stable
+        // display order (HashSet itself has none); toggle membership via
+        // Contains/Add/Remove.
+        ImGui.TextUnformatted("Persist channels:");
+        foreach (var ct in Enum.GetValues<ChatType>())
+        {
+            var label = ct.ToString();
+            var present = Plugin.Config.PrivacyPersistChannels.Contains(ct);
+            if (ImGui.Checkbox($"{label}##privacy-persist-{label}", ref present))
+            {
+                if (present)
+                {
+                    Plugin.Config.PrivacyPersistChannels.Add(ct);
+                }
+                else
+                {
+                    Plugin.Config.PrivacyPersistChannels.Remove(ct);
+                }
+                _plugin.SaveConfig();
+            }
+        }
+    }
+
+    private void DrawToggle(string label, Func<bool> get, Action<bool> set)
+    {
+        var current = get();
+        if (ImGui.Checkbox(label, ref current))
+        {
+            set(current);
+            _plugin.SaveConfig();
+        }
+    }
+
+    private void DrawSliderInt(string label, Func<int> get, Action<int> set, int min, int max)
+    {
+        var current = get();
+        ImGui.SetNextItemWidth(200);
+        if (ImGui.SliderInt(label, ref current, min, max, "%d"))
+        {
+            set(current);
+            _plugin.SaveConfig();
+        }
+    }
+}
diff --git a/HellionChat/Ui/Windows/SettingsWindow.cs b/HellionChat/Ui/Windows/SettingsWindow.cs
index a2021e9..a52880c 100644
--- a/HellionChat/Ui/Windows/SettingsWindow.cs
+++ b/HellionChat/Ui/Windows/SettingsWindow.cs
@@ -24,6 +24,7 @@ internal sealed class SettingsWindow : Window
     private readonly ChatTab _chat;
     private readonly WindowTab _window;
     private readonly ChannelsTab _channels;
+    private readonly DataPrivacyTab _dataPrivacy;
 
     public SettingsWindow(
         Plugin plugin,
@@ -37,6 +38,7 @@ internal sealed class SettingsWindow : Window
         ChatTab chat,
         WindowTab window,
         ChannelsTab channels,
+        DataPrivacyTab dataPrivacy,
         ILoggerFactory loggerFactory
     )
         : base($"{Language.Settings_Title.Format(Plugin.PluginName)}###chat2-settings")
@@ -52,6 +54,7 @@ internal sealed class SettingsWindow : Window
         _chat = chat;
         _window = window;
         _channels = channels;
+        _dataPrivacy = dataPrivacy;
         _ = loggerFactory;
 
         Size = new Vector2(720, 540);
@@ -92,6 +95,9 @@ internal sealed class SettingsWindow : Window
             case "channels":
                 _channels.Draw();
                 break;
+            case "data-privacy":
+                _dataPrivacy.Draw();
+                break;
             case "appearance":
                 _appearance.Draw();
                 break;