diff --git a/macos/Runner/Configs/AppInfo.xcconfig b/macos/Runner/Configs/AppInfo.xcconfig
index b6b3b74..08e2ea4 100644
--- a/macos/Runner/Configs/AppInfo.xcconfig
+++ b/macos/Runner/Configs/AppInfo.xcconfig
@@ -8,7 +8,7 @@
 PRODUCT_NAME = eh_downloader_flutter
 
 // The application's bundle identifier
-PRODUCT_BUNDLE_IDENTIFIER = com.example.ehDownloaderFlutter
+PRODUCT_BUNDLE_IDENTIFIER = com.lifegpc.ehf
 
 // The copyright displayed in application information
-PRODUCT_COPYRIGHT = Copyright © 2023 com.example. All rights reserved.
+PRODUCT_COPYRIGHT = Copyright © 2023-2024 lifegpc. All rights reserved.
diff --git a/macos/Runner/MainFlutterWindow.swift b/macos/Runner/MainFlutterWindow.swift
index 73caf98..737efab 100644
--- a/macos/Runner/MainFlutterWindow.swift
+++ b/macos/Runner/MainFlutterWindow.swift
@@ -79,6 +79,8 @@ class MainFlutterWindow: NSWindow {
               panel.allowedContentTypes = [typ]
             }
             panel.allowsOtherFileTypes = true
+            panel.isExtensionHidden = false
+            panel.nameFieldStringValue = fileName + (ext ?? "")
             panel.begin { (res) in
               if res == NSApplication.ModalResponse.OK {
                 if let fn = panel.url {