diff --git a/libs/clipboard/src/context_send.rs b/libs/clipboard/src/context_send.rs
index a195850f2..16363250e 100644
--- a/libs/clipboard/src/context_send.rs
+++ b/libs/clipboard/src/context_send.rs
@@ -1,27 +1,19 @@
 use crate::cliprdr::*;
 use hbb_common::log;
-use std::sync::{Arc, Mutex};
+use std::sync::Mutex;
 
 lazy_static::lazy_static! {
-    static ref CONTEXT_SEND: Arc<Mutex<ContextSend>> = Arc::new(Mutex::new(ContextSend::new()));
+    static ref CONTEXT_SEND: ContextSend = ContextSend{addr: Mutex::new(0)};
 }
 
 pub struct ContextSend {
-    cm_enabled: bool,
-    addr: u64,
+    addr: Mutex<u64>,
 }
 
 impl ContextSend {
-    fn new() -> Self {
-        Self {
-            cm_enabled: false,
-            addr: 0,
-        }
-    }
-
     #[inline]
-    pub fn is_cm_enabled() -> bool {
-        CONTEXT_SEND.lock().unwrap().cm_enabled
+    pub fn is_enabled() -> bool {
+        *CONTEXT_SEND.addr.lock().unwrap() != 0
     }
 
     pub fn set_is_stopped() {
@@ -31,14 +23,14 @@ impl ContextSend {
         });
     }
 
-    pub fn enable(enabled: bool, is_cm_side: bool, is_server_process: bool) {
-        let mut lock = CONTEXT_SEND.lock().unwrap();
+    pub fn enable(enabled: bool) {
+        let mut lock = CONTEXT_SEND.addr.lock().unwrap();
         if enabled {
-            if lock.addr == 0 {
+            if *lock == 0 {
                 match crate::create_cliprdr_context(true, false) {
                     Ok(context) => {
                         log::info!("clipboard context for file transfer created.");
-                        lock.addr = Box::into_raw(context) as _;
+                        *lock = Box::into_raw(context) as _;
                     }
                     Err(err) => {
                         log::error!(
@@ -48,28 +40,22 @@ impl ContextSend {
                     }
                 }
             }
-            if is_cm_side {
-                lock.cm_enabled = true;
-            }
         } else {
-            if lock.addr != 0 {
-                if is_server_process {
-                    unsafe {
-                        let _ = Box::from_raw(lock.addr as *mut CliprdrClientContext);
-                    }
-                    log::info!("clipboard context for file transfer destroyed.");
-                    lock.addr = 0;
+            if *lock != 0 {
+                unsafe {
+                    let _ = Box::from_raw(*lock as *mut CliprdrClientContext);
                 }
-                lock.cm_enabled = false;
+                log::info!("clipboard context for file transfer destroyed.");
+                *lock = 0;
             }
         }
     }
 
     pub fn proc<F: FnOnce(&mut Box<CliprdrClientContext>) -> u32>(f: F) -> u32 {
-        let lock = CONTEXT_SEND.lock().unwrap();
-        if lock.addr != 0 {
+        let lock = CONTEXT_SEND.addr.lock().unwrap();
+        if *lock != 0 {
             unsafe {
-                let mut context = Box::from_raw(lock.addr as *mut CliprdrClientContext);
+                let mut context = Box::from_raw(*lock as *mut CliprdrClientContext);
                 let code = f(&mut context);
                 std::mem::forget(context);
                 code
diff --git a/src/client/io_loop.rs b/src/client/io_loop.rs
index e830309d0..d75b53888 100644
--- a/src/client/io_loop.rs
+++ b/src/client/io_loop.rs
@@ -1550,7 +1550,7 @@ impl<T: InvokeUiSession> Remote<T> {
         {
             let enabled = *self.handler.server_file_transfer_enabled.read().unwrap()
                 && self.handler.lc.read().unwrap().enable_file_transfer.v;
-            ContextSend::enable(enabled, false, false);
+            ContextSend::enable(enabled);
         }
     }
 
diff --git a/src/core_main.rs b/src/core_main.rs
index 59c72fa66..f8741a72f 100644
--- a/src/core_main.rs
+++ b/src/core_main.rs
@@ -123,7 +123,7 @@ pub fn core_main() -> Option<Vec<String>> {
     init_plugins(&args);
     if args.is_empty() {
         #[cfg(windows)]
-        clipboard::ContextSend::enable(true, false, false);
+        clipboard::ContextSend::enable(true);
         std::thread::spawn(move || crate::start_server(false));
     } else {
         #[cfg(windows)]
diff --git a/src/ui_cm_interface.rs b/src/ui_cm_interface.rs
index af3bf2b3a..7e46fd314 100644
--- a/src/ui_cm_interface.rs
+++ b/src/ui_cm_interface.rs
@@ -338,7 +338,7 @@ impl<T: InvokeUiCM> IpcTaskRunner<T> {
 
         #[cfg(windows)]
         {
-            if ContextSend::is_cm_enabled() {
+            if ContextSend::is_enabled() {
                 allow_err!(
                     self.stream
                         .send(&Data::ClipboardFile(clipboard::ClipboardFile::MonitorReady))
@@ -404,7 +404,7 @@ impl<T: InvokeUiCM> IpcTaskRunner<T> {
                                     #[cfg(windows)]
                                     {
                                         let is_stopping_allowed = _clip.is_stopping_allowed_from_peer();
-                                        let is_clipboard_enabled = ContextSend::is_cm_enabled();
+                                        let is_clipboard_enabled = ContextSend::is_enabled();
                                         let file_transfer_enabled = self.file_transfer_enabled;
                                         let stop = !is_stopping_allowed && !(is_clipboard_enabled && file_transfer_enabled);
                                         log::debug!(
@@ -469,7 +469,7 @@ impl<T: InvokeUiCM> IpcTaskRunner<T> {
                         #[cfg(windows)]
                         {
                             let is_stopping_allowed = _clip.is_stopping_allowed();
-                            let is_clipboard_enabled = ContextSend::is_cm_enabled();
+                            let is_clipboard_enabled = ContextSend::is_enabled();
                             let file_transfer_enabled = self.file_transfer_enabled;
                             let file_transfer_enabled_peer = self.file_transfer_enabled_peer;
                             let stop = is_stopping_allowed && !(is_clipboard_enabled && file_transfer_enabled && file_transfer_enabled_peer);
@@ -537,11 +537,7 @@ pub async fn start_ipc<T: InvokeUiCM>(cm: ConnectionManager<T>) {
     });
 
     #[cfg(target_os = "windows")]
-    ContextSend::enable(
-        Config::get_option("enable-file-transfer").is_empty(),
-        true,
-        crate::is_server(),
-    );
+    ContextSend::enable(Config::get_option("enable-file-transfer").is_empty());
 
     match ipc::new_listener("_cm").await {
         Ok(mut incoming) => {
diff --git a/src/ui_interface.rs b/src/ui_interface.rs
index 0945e59af..a901fd4e6 100644
--- a/src/ui_interface.rs
+++ b/src/ui_interface.rs
@@ -882,11 +882,7 @@ async fn check_connect_status_(reconnect: bool, rx: mpsc::UnboundedReceiver<ipc:
                                 {
                                     let b = OPTIONS.lock().unwrap().get("enable-file-transfer").map(|x| x.to_string()).unwrap_or_default();
                                     if b != enable_file_transfer {
-                                        clipboard::ContextSend::enable(
-                                            b.is_empty(),
-                                            true,
-                                            crate::is_server(),
-                                        );
+                                        clipboard::ContextSend::enable(b.is_empty());
                                         enable_file_transfer = b;
                                     }
                                 }