diff --git a/src/platform/windows.rs b/src/platform/windows.rs
index 190834eb8..a77b92e07 100644
--- a/src/platform/windows.rs
+++ b/src/platform/windows.rs
@@ -839,6 +839,11 @@ pub fn check_update_broker_process() -> ResultType<()> {
     let cur_dir = exe_file.parent().unwrap();
     let cur_exe = cur_dir.join(process_exe);
 
+    if !std::path::Path::new(&cur_exe).exists() {
+        std::fs::copy(origin_process_exe, cur_exe)?;
+        return Ok(());
+    }
+
     let ori_modified = fs::metadata(origin_process_exe)?.modified()?;
     if let Ok(metadata) = fs::metadata(&cur_exe) {
         if let Ok(cur_modified) = metadata.modified() {
diff --git a/src/server/connection.rs b/src/server/connection.rs
index cd5bd8cfa..c8814a3b1 100644
--- a/src/server/connection.rs
+++ b/src/server/connection.rs
@@ -1274,7 +1274,7 @@ impl Connection {
                     .retain(|_, v| v.0.elapsed() < SWITCH_SIDES_TIMEOUT);
                 let uuid_old = SWITCH_SIDES_UUID.lock().unwrap().remove(&lr.my_id);
                 if let Ok(uuid) = uuid::Uuid::from_slice(_s.uuid.to_vec().as_ref()) {
-                    if let Some((instant, uuid_old)) = uuid_old {
+                    if let Some((_instant, uuid_old)) = uuid_old {
                         if uuid == uuid_old {
                             self.from_switch = true;
                             self.try_start_cm(lr.my_id.clone(), lr.my_name.clone(), true);
diff --git a/src/ui_cm_interface.rs b/src/ui_cm_interface.rs
index ea3553c8a..d620bcbc9 100644
--- a/src/ui_cm_interface.rs
+++ b/src/ui_cm_interface.rs
@@ -449,14 +449,11 @@ pub async fn start_ipc<T: InvokeUiCM>(cm: ConnectionManager<T>) {
     #[cfg(windows)]
     std::thread::spawn(move || {
         log::info!("try create privacy mode window");
-        #[cfg(windows)]
-        {
-            if let Err(e) = crate::platform::windows::check_update_broker_process() {
-                log::warn!(
-                    "Failed to check update broker process. Privacy mode may not work properly. {}",
-                    e
-                );
-            }
+        if let Err(e) = crate::platform::windows::check_update_broker_process() {
+            log::warn!(
+                "Failed to check update broker process. Privacy mode may not work properly. {}",
+                e
+            );
         }
         allow_err!(crate::ui::win_privacy::start());
     });