diff --git a/prefs_enterprise.js b/prefs_enterprise.js
new file mode 100644
index 0000000..c0a474b
--- /dev/null
+++ b/prefs_enterprise.js
@@ -0,0 +1,91 @@
+//////////////////////////////////////////////////////////////////
+//   Simple-Tiling – ENTERPRISE MENU (GNOME Shell 40 non-ESM)   //
+//                     © 2025 domoel – MIT                      //
+//////////////////////////////////////////////////////////////////
+
+'use strict';
+
+// ── GLOBAL IMPORTS ────────────────────────────────────────
+const { Adw, Gio, Gtk, GLib } = imports.gi;
+const ExtensionUtils = imports.misc.extensionUtils;
+const _ = ExtensionUtils.gettext;
+
+
+function init() {
+}
+
+function buildPrefsWidget() {
+    const settings = ExtensionUtils.getSettings();
+    const page = new Adw.PreferencesPage();
+
+    // ── WINDOW GAPS ────────────────────────────────────────────
+    const groupGaps = new Adw.PreferencesGroup({ title: 'Window Gaps' });
+    page.add(groupGaps);
+
+    const rowInnerGap = new Adw.SpinRow({
+        title: 'Inner Gap',
+        subtitle: 'The gap between windows in pixels.',
+        adjustment: new Gtk.Adjustment({ lower: 0, upper: 100, step_increment: 1 }),
+    });
+    groupGaps.add(rowInnerGap);
+    settings.bind('inner-gap', rowInnerGap, 'value', Gio.SettingsBindFlags.DEFAULT);
+
+    const rowOuterH = new Adw.SpinRow({
+        title: 'Outer Gap (horizontal)',
+        subtitle: 'Left / right screen edges (pixels)',
+        adjustment: new Gtk.Adjustment({ lower: 0, upper: 100, step_increment: 1 }),
+    });
+    groupGaps.add(rowOuterH);
+    settings.bind('outer-gap-horizontal', rowOuterH, 'value', Gio.SettingsBindFlags.DEFAULT);
+
+    const rowOuterV = new Adw.SpinRow({
+        title: 'Outer Gap (vertical)',
+        subtitle: 'Top / bottom screen edges (pixels)',
+        adjustment: new Gtk.Adjustment({ lower: 0, upper: 100, step_increment: 1 }),
+    });
+    groupGaps.add(rowOuterV);
+    settings.bind('outer-gap-vertical', rowOuterV, 'value', Gio.SettingsBindFlags.DEFAULT);
+
+    // ── WINDOW BEHAVIOR ────────────────────────────────────────────
+    const groupBehavior = new Adw.PreferencesGroup({ title: 'Window Behavior' });
+    page.add(groupBehavior);
+
+    const rowNewWindow = new Adw.ComboRow({
+        title: 'Open new windows as',
+        subtitle: 'Whether a new window starts as Master or Stack',
+        model: new Gtk.StringList({
+            strings: ['Stack Window (Default)', 'Master Window'],
+        }),
+    });
+    groupBehavior.add(rowNewWindow);
+
+    const currentBehavior = settings.get_string('new-window-behavior');
+    rowNewWindow.selected = currentBehavior === 'master' ? 1 : 0;
+
+    rowNewWindow.connect('notify::selected', () => {
+        const newVal = rowNewWindow.selected === 1 ? 'master' : 'stack';
+        settings.set_string('new-window-behavior', newVal);
+    });
+
+    // ── KEYBINDINGS ────────────────────────────────────────────
+    const groupKeys = new Adw.PreferencesGroup({ title: 'Keybindings' });
+    page.add(groupKeys);
+
+    const rowKeys = new Adw.ActionRow({
+        title: 'Configure Shortcuts',
+        subtitle: 'Adjust all shortcuts in GNOME Keyboard settings.',
+    });
+    groupKeys.add(rowKeys);
+
+    const btnOpenKeyboard = new Gtk.Button({ label: 'Open Keyboard Settings' });
+    btnOpenKeyboard.connect('clicked', () => {
+        const appInfo = Gio.AppInfo.create_from_commandline(
+            'gnome-control-center keyboard', null, Gio.AppInfoCreateFlags.NONE
+        );
+        appInfo.launch([], null);
+    });
+    rowKeys.add_suffix(btnOpenKeyboard);
+    rowKeys.set_activatable_widget(btnOpenKeyboard);
+
+    return page;
+}