diff --git a/src/flutter.rs b/src/flutter.rs
index bf5746c13..f60d9b30e 100644
--- a/src/flutter.rs
+++ b/src/flutter.rs
@@ -42,11 +42,7 @@ pub extern "C" fn rustdesk_core_main() -> bool {
 #[cfg(target_os = "macos")]
 #[no_mangle]
 pub extern "C" fn handle_applicationShouldOpenUntitledFile() {
-    hbb_common::log::debug!("icon clicked on finder");
-    let x = std::env::args().nth(1).unwrap_or_default();
-    if x == "--server" || x == "--cm" {
-        crate::platform::macos::check_main_window();
-    }
+    crate::platform::macos::handle_applicationShouldOpenUntitledFile();
 }
 
 #[cfg(windows)]
diff --git a/src/platform/macos.rs b/src/platform/macos.rs
index c7dbd9b73..b61f51732 100644
--- a/src/platform/macos.rs
+++ b/src/platform/macos.rs
@@ -557,7 +557,7 @@ pub fn hide_dock() {
     }
 }
 
-pub fn check_main_window() {
+fn check_main_window() -> bool {
     use sysinfo::{ProcessExt, System, SystemExt};
     let mut sys = System::new();
     sys.refresh_processes();
@@ -568,11 +568,22 @@ pub fn check_main_window() {
         .unwrap_or_default();
     for (_, p) in sys.processes().iter() {
         if p.cmd().len() == 1 && p.user_id() == my_uid && p.cmd()[0].contains(&app) {
-            return;
+            return true;
         }
     }
     std::process::Command::new("open")
         .args(["-n", &app])
         .status()
         .ok();
+    false
+}
+
+pub fn handle_applicationShouldOpenUntitledFile() {
+    hbb_common::log::debug!("icon clicked on finder");
+    let x = std::env::args().nth(1).unwrap_or_default();
+    if x == "--server" || x == "--cm" {
+        if crate::platform::macos::check_main_window() {
+            crate::ipc::send_url_scheme("rustdesk:".into());
+        }
+    }
 }
diff --git a/src/ui/macos.rs b/src/ui/macos.rs
index f34b7c2c1..c6600608b 100644
--- a/src/ui/macos.rs
+++ b/src/ui/macos.rs
@@ -6,15 +6,15 @@ use cocoa::{
     base::{id, nil, YES},
     foundation::{NSAutoreleasePool, NSString},
 };
+use objc::runtime::Class;
 use objc::{
     class,
     declare::ClassDecl,
     msg_send,
-    runtime::{BOOL, Object, Sel},
+    runtime::{Object, Sel, BOOL},
     sel, sel_impl,
 };
-use objc::runtime::Class;
-use sciter::{Host, make_args};
+use sciter::{make_args, Host};
 
 use hbb_common::log;
 
@@ -102,7 +102,10 @@ unsafe fn set_delegate(handler: Option<Box<dyn AppHandler>>) {
         sel!(handleMenuItem:),
         handle_menu_item as extern "C" fn(&mut Object, Sel, id),
     );
-    decl.add_method(sel!(handleEvent:withReplyEvent:), handle_apple_event as extern fn(&Object, Sel, u64, u64));
+    decl.add_method(
+        sel!(handleEvent:withReplyEvent:),
+        handle_apple_event as extern "C" fn(&Object, Sel, u64, u64),
+    );
     let decl = decl.register();
     let delegate: id = msg_send![decl, alloc];
     let () = msg_send![delegate, init];
@@ -138,10 +141,7 @@ extern "C" fn application_should_handle_open_untitled_file(
         if !LAUNCHED {
             return YES;
         }
-        log::debug!("icon clicked on finder");
-        if std::env::args().nth(1) == Some("--server".to_owned()) {
-            crate::platform::macos::check_main_window();
-        }
+        crate::platform::macos::handle_applicationShouldOpenUntitledFile();
         let inner: *mut c_void = *this.get_ivar(APP_HANDLER_IVAR);
         let inner = &mut *(inner as *mut DelegateState);
         (*inner).command(AWAKE);
@@ -191,7 +191,7 @@ pub fn handle_url_scheme(url: String) {
     }
 }
 
-extern fn handle_apple_event(_this: &Object, _cmd: Sel, event: u64, _reply: u64) {
+extern "C" fn handle_apple_event(_this: &Object, _cmd: Sel, event: u64, _reply: u64) {
     let event = event as *mut Object;
     let url = fruitbasket::parse_url_event(event);
     log::debug!("an event was received: {}", url);