diff --git a/switch-desktop/src/config/mod.rs b/switch-desktop/src/config/mod.rs
index bc068a0..244aa76 100644
--- a/switch-desktop/src/config/mod.rs
+++ b/switch-desktop/src/config/mod.rs
@@ -188,7 +188,9 @@ impl ArgsConfig {
 
 pub fn lock_file() -> io::Result<File> {
     let path = SWITCH_HOME_PATH.lock().clone().unwrap().join(".lock");
-    Ok(File::create(path)?)
+    let file = File::create(path)?;
+    file.sync_all()?;
+    Ok(file)
 }
 
 pub fn save_config(config: ArgsConfig) -> io::Result<()> {
@@ -198,10 +200,11 @@ pub fn save_config(config: ArgsConfig) -> io::Result<()> {
 
 fn save_config_(config: ArgsConfig, config_path: PathBuf) -> io::Result<()> {
     let mut config_lock = CONFIG.lock();
-    config_lock.take();
+    config_lock.replace(config.clone());
     let str = serde_yaml::to_string(&config).unwrap();
     let mut file = File::create(config_path)?;
-    file.write_all(str.as_bytes())
+    file.write_all(str.as_bytes())?;
+    file.sync_all()
 }
 
 pub fn update_pid(pid: u32) -> io::Result<()> {
diff --git a/switch-desktop/src/main.rs b/switch-desktop/src/main.rs
index 4b898cd..3c625cf 100644
--- a/switch-desktop/src/main.rs
+++ b/switch-desktop/src/main.rs
@@ -146,9 +146,16 @@ fn main() {
 
 #[cfg(any(target_os = "linux", target_os = "macos"))]
 fn main() {
+    if sudo::RunningAs::Root != sudo::check() {
+        println!(
+            "{}",
+            style("需要使用root权限执行(Need to execute with root permission)...").red()
+        );
+        sudo::escalate_if_needed().unwrap();
+    }
+    let args = BaseArgs::parse();
     let home = dirs::home_dir().unwrap().join(".switch_desktop");
     config::set_home(home);
-    let args = BaseArgs::parse();
     if let Commands::Start(start_args) = &args.command {
         if start_args.log {
             let _ = log_init();
diff --git a/switch-desktop/src/unix/mod.rs b/switch-desktop/src/unix/mod.rs
index b1181ca..7697548 100644
--- a/switch-desktop/src/unix/mod.rs
+++ b/switch-desktop/src/unix/mod.rs
@@ -15,14 +15,6 @@ pub fn main0(base_args: BaseArgs) {
             let off_command_server = args.off_command_server;
             match config::default_config(args) {
                 Ok(start_config) => {
-                    if sudo::RunningAs::Root != sudo::check() {
-                        println!(
-                            "{}",
-                            style("需要使用root权限执行(Need to execute with root permission)...").red()
-                        );
-                        sudo::escalate_if_needed().unwrap();
-                    }
-
                     let config = Config::new(
                         start_config.tap,
                         start_config.token.clone(),
@@ -100,13 +92,6 @@ pub fn main0(base_args: BaseArgs) {
             }
         }
         Commands::Stop => {
-            if sudo::RunningAs::Root != sudo::check() {
-                println!(
-                    "{}",
-                    style("需要使用root权限执行(Need to execute with root permission)...").red()
-                );
-                sudo::escalate_if_needed().unwrap();
-            }
             command(CommandEnum::Stop);
             if let Ok(pid) = config::read_pid() {
                 if pid != 0 {