diff --git a/Limelight/OrientationHelper.swift b/Limelight/OrientationHelper.swift
index 193bac3a..4dd5d7c1 100644
--- a/Limelight/OrientationHelper.swift
+++ b/Limelight/OrientationHelper.swift
@@ -6,6 +6,8 @@
 //  Copyright © 2024 Moonlight Game Streaming Project. All rights reserved.
 //
 
+
+// this is just a test code in swift, methods here not being called by anyone yet.
 import Foundation
 
 import UIKit
diff --git a/Limelight/ViewControllers/MainFrameViewController.m b/Limelight/ViewControllers/MainFrameViewController.m
index a929eb86..bcc7dab6 100644
--- a/Limelight/ViewControllers/MainFrameViewController.m
+++ b/Limelight/ViewControllers/MainFrameViewController.m
@@ -29,7 +29,7 @@
 #import "LocalizationHelper.h"
 #import "CustomEdgeSwipeGestureRecognizer.h"
 #import "DataManager.h"
-#import "Moonlight-Swift.h"
+#import "Moonlight-Swift.h" // not used yet.
 
 #if !TARGET_OS_TV
 #import "SettingsViewController.h"