diff --git a/src/codex-launcher-gui b/src/codex-launcher-gui
index dfe59b4..9bbf7bc 100755
--- a/src/codex-launcher-gui
+++ b/src/codex-launcher-gui
@@ -2790,6 +2790,64 @@ class LauncherWin(Gtk.Window):
         _stop_proxy()
         Gtk.main_quit()
 
+    def _edit_oauth_secrets(self):
+        secrets_path = os.path.expanduser("~/.config/codex-launcher/oauth-secrets.json")
+        try:
+            with open(secrets_path) as f:
+                data = json.load(f)
+        except Exception:
+            data = {"antigravity": {"client_id": "", "client_secret": ""},
+                    "gemini_cli": {"client_id": "", "client_secret": ""}}
+
+        dlg = Gtk.Dialog(title="OAuth 2.0 Client Secrets", parent=self, modal=True)
+        dlg.add_button("Cancel", Gtk.ResponseType.CANCEL)
+        dlg.add_button("Save", Gtk.ResponseType.OK)
+        dlg.set_default_size(520, 340)
+        area = dlg.get_content_area()
+        area.set_margin_start(16)
+        area.set_margin_end(16)
+        area.set_margin_top(12)
+        area.set_margin_bottom(12)
+        area.set_spacing(6)
+
+        area.pack_start(Gtk.Label(label="<b>Google OAuth 2.0 credentials</b>\n<small>Stored locally in ~/.config/codex-launcher/oauth-secrets.json</small>", use_markup=True, xalign=0), False, False, 4)
+
+        fields = {}
+        for section_key, section_label in [("antigravity", "Antigravity (CloudCode)"), ("gemini_cli", "Gemini CLI")]:
+            area.pack_start(Gtk.Label(label=f"\n<b>{section_label}</b>", use_markup=True, xalign=0), False, False, 2)
+            sec = data.get(section_key, {})
+            for fk, fl in [("client_id", "Client ID"), ("client_secret", "Client Secret")]:
+                row = Gtk.Box(spacing=6)
+                lbl = Gtk.Label(label=fl + ":", xalign=0)
+                lbl.set_size_request(100, -1)
+                entry = Gtk.Entry()
+                entry.set_text(sec.get(fk, ""))
+                entry.set_size_request(380, -1)
+                if fk == "client_secret":
+                    entry.set_visibility(False)
+                    entry.set_invisible_char("*")
+                row.pack_start(lbl, False, False, 0)
+                row.pack_start(entry, True, True, 0)
+                area.pack_start(row, False, False, 2)
+                fields[(section_key, fk)] = entry
+
+        area.pack_start(Gtk.Label(label="\n<small>Get credentials from console.cloud.google.com → APIs & Services → Credentials</small>", use_markup=True, xalign=0), False, False, 4)
+        area.show_all()
+
+        if dlg.run() == Gtk.ResponseType.OK:
+            for (sk, fk), entry in fields.items():
+                if sk not in data:
+                    data[sk] = {}
+                data[sk][fk] = entry.get_text().strip()
+            try:
+                os.makedirs(os.path.dirname(secrets_path), exist_ok=True)
+                with open(secrets_path, "w") as f:
+                    json.dump(data, f, indent=2)
+                os.chmod(secrets_path, 0o600)
+            except Exception as e:
+                self._show_error_dialog("Save failed", str(e))
+        dlg.destroy()
+
 # ═══════════════════════════════════════════════════════════════════
 # Endpoint manager dialog
 # ═══════════════════════════════════════════════════════════════════
@@ -3267,64 +3325,6 @@ class EditEndpointDialog(Gtk.Dialog):
         else:
             self._lbl_reasoning.set_markup('<span foreground="#e67e22" weight="bold">OFF</span>')
 
-    def _edit_oauth_secrets(self):
-        secrets_path = os.path.expanduser("~/.config/codex-launcher/oauth-secrets.json")
-        try:
-            with open(secrets_path) as f:
-                data = json.load(f)
-        except Exception:
-            data = {"antigravity": {"client_id": "", "client_secret": ""},
-                    "gemini_cli": {"client_id": "", "client_secret": ""}}
-
-        dlg = Gtk.Dialog(title="OAuth 2.0 Client Secrets", parent=self, modal=True)
-        dlg.add_button("Cancel", Gtk.ResponseType.CANCEL)
-        dlg.add_button("Save", Gtk.ResponseType.OK)
-        dlg.set_default_size(520, 340)
-        area = dlg.get_content_area()
-        area.set_margin_start(16)
-        area.set_margin_end(16)
-        area.set_margin_top(12)
-        area.set_margin_bottom(12)
-        area.set_spacing(6)
-
-        area.pack_start(Gtk.Label(label="<b>Google OAuth 2.0 credentials</b>\n<small>Stored locally in ~/.config/codex-launcher/oauth-secrets.json</small>", use_markup=True, xalign=0), False, False, 4)
-
-        fields = {}
-        for section_key, section_label in [("antigravity", "Antigravity (CloudCode)"), ("gemini_cli", "Gemini CLI")]:
-            area.pack_start(Gtk.Label(label=f"\n<b>{section_label}</b>", use_markup=True, xalign=0), False, False, 2)
-            sec = data.get(section_key, {})
-            for fk, fl in [("client_id", "Client ID"), ("client_secret", "Client Secret")]:
-                row = Gtk.Box(spacing=6)
-                lbl = Gtk.Label(label=fl + ":", xalign=0)
-                lbl.set_size_request(100, -1)
-                entry = Gtk.Entry()
-                entry.set_text(sec.get(fk, ""))
-                entry.set_size_request(380, -1)
-                if fk == "client_secret":
-                    entry.set_visibility(False)
-                    entry.set_invisible_char("*")
-                row.pack_start(lbl, False, False, 0)
-                row.pack_start(entry, True, True, 0)
-                area.pack_start(row, False, False, 2)
-                fields[(section_key, fk)] = entry
-
-        area.pack_start(Gtk.Label(label="\n<small>Get credentials from console.cloud.google.com → APIs & Services → Credentials</small>", use_markup=True, xalign=0), False, False, 4)
-        area.show_all()
-
-        if dlg.run() == Gtk.ResponseType.OK:
-            for (sk, fk), entry in fields.items():
-                if sk not in data:
-                    data[sk] = {}
-                data[sk][fk] = entry.get_text().strip()
-            try:
-                os.makedirs(os.path.dirname(secrets_path), exist_ok=True)
-                with open(secrets_path, "w") as f:
-                    json.dump(data, f, indent=2)
-                os.chmod(secrets_path, 0o600)
-            except Exception as e:
-                self._show_error_dialog("Save failed", str(e))
-        dlg.destroy()
-
     def _do_oauth_login(self):
         preset_name = self._combo_preset.get_active_text() or "Custom"
         preset = PROVIDER_PRESETS.get(preset_name, {})