fix: resolve localized Start Menu app names

src/windows_mcp/desktop/service.py

@@ -329,6 +329,7 @@ def get_apps_from_start_menu(self) -> dict[str, str]:
         command = "Get-StartApps | ConvertTo-Csv -NoTypeInformation"
         apps_info, status = PowerShellExecutor.execute_command(command)
 
+        apps: dict[str, str] = {}
         if status == 0 and apps_info and apps_info.strip():
             try:
                 reader = csv.DictReader(io.StringIO(apps_info.strip()))
@@ -337,14 +338,39 @@ def get_apps_from_start_menu(self) -> dict[str, str]:
                     for row in reader
                     if row.get("Name") and row.get("AppID")
                 }
-                if apps:
-                    return apps
             except Exception as e:
                 logger.warning(f"Error parsing Get-StartApps output: {e}")
 
-        # Fallback: scan Start Menu shortcut folders (works on all Windows versions)
-        logger.info("Get-StartApps unavailable, falling back to Start Menu folder scan")
-        return self._get_apps_from_shortcuts()
+        if not apps:
+            # Fallback: scan Start Menu shortcut folders (works on all Windows versions)
+            logger.info("Get-StartApps unavailable, falling back to Start Menu folder scan")
+            apps = self._get_apps_from_shortcuts()
+
+        # AppsFolder supplies the display name rendered for the current Windows locale.
+        for name, appid in self._get_apps_folder_display_names().items():
+            apps.setdefault(name, appid)
+        return apps
+
+    def _get_apps_folder_display_names(self) -> dict[str, str]:
+        """Return localized Start Menu display names mapped to AppUserModelIDs."""
+        command = (
+            "(New-Object -ComObject Shell.Application)."
+            "NameSpace('shell:::{4234d49b-0245-4df3-b780-3893943456e1}').Items() "
+            "| Select-Object Name,@{n='AppID';e={$_.Path}} | ConvertTo-Csv -NoTypeInformation"
+        )
+        apps_info, status = PowerShellExecutor.execute_command(command)
+
+        if status == 0 and apps_info and apps_info.strip():
+            try:
+                reader = csv.DictReader(io.StringIO(apps_info.strip()))
+                return {
+                    row.get("Name", "").lower(): row.get("AppID", "")
+                    for row in reader
+                    if row.get("Name") and row.get("AppID")
+                }
+            except Exception as e:
+                logger.warning(f"Error parsing AppsFolder display names: {e}")
+        return {}
 
     def _get_apps_from_shortcuts(self) -> dict[str, str]:
         """Scan Start Menu folders for .lnk shortcuts as a fallback for Get-StartApps."""

tests/test_app_launch_localized.py

@@ -0,0 +1,51 @@
+import sys
+
+import pytest
+
+if sys.platform == "win32":
+    from windows_mcp.desktop.service import Desktop
+    from windows_mcp.powershell import PowerShellExecutor
+else:
+    pytestmark = pytest.mark.skip(reason="Desktop imports Windows-only pywin32 modules")
+
+
+def test_start_menu_apps_include_localized_appsfolder_name(monkeypatch: pytest.MonkeyPatch) -> None:
+    app_id = "Microsoft.WindowsNotepad_8wekyb3d8bbwe!App"
+    commands: list[str] = []
+
+    def execute_command(command: str, *_: object) -> tuple[str, int]:
+        commands.append(command)
+        if "Get-StartApps" in command:
+            return f'"Name","AppID"\n"Notepad","{app_id}"\n', 0
+        if "4234d49b-0245-4df3-b780-3893943456e1" in command:
+            return f'"Name","AppID"\n"记事本","{app_id}"\n', 0
+        if command == f"Start-Process 'shell:AppsFolder\\{app_id}'":
+            return "", 0
+        pytest.fail(f"unexpected PowerShell command: {command}")
+
+    monkeypatch.setattr(PowerShellExecutor, "execute_command", staticmethod(execute_command))
+
+    desktop = Desktop.__new__(Desktop)
+    monkeypatch.setattr(desktop, "_check_app_exists", lambda _: True)
+
+    assert desktop.launch_app("Notepad") == ("", 0, 0)
+    assert desktop.launch_app("记事本") == ("", 0, 0)
+    assert commands[-1] == f"Start-Process 'shell:AppsFolder\\{app_id}'"
+
+
+def test_start_menu_shortcut_fallback_is_preserved_when_appsfolder_is_unavailable(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    shortcut_apps = {
+        "legacy app": r"C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Legacy.lnk"
+    }
+
+    monkeypatch.setattr(
+        PowerShellExecutor,
+        "execute_command",
+        staticmethod(lambda *_: ("", 1)),
+    )
+    desktop = Desktop.__new__(Desktop)
+    monkeypatch.setattr(desktop, "_get_apps_from_shortcuts", lambda: shortcut_apps)
+
+    assert desktop.get_apps_from_start_menu() == shortcut_apps