diff --git a/src-tauri/src/cmd/service.rs b/src-tauri/src/cmd/service.rs
index c0f5b2fc..7326986e 100644
--- a/src-tauri/src/cmd/service.rs
+++ b/src-tauri/src/cmd/service.rs
@@ -3,13 +3,15 @@ use crate::{
     core::{service, CoreManager},
     utils::i18n::t,
 };
+use anyhow::Result;
 
-async fn execute_service_operation(
-    service_op: impl std::future::Future<Output = Result<(), impl ToString + std::fmt::Debug>>,
-    op_type: &str,
-) -> CmdResult {
-    if service_op.await.is_err() {
-        let emsg = format!("{} {} failed", op_type, "Service");
+async fn execute_service_operation_sync<F, E>(service_op: F, op_type: &str) -> CmdResult
+where
+    F: FnOnce() -> Result<(), E>,
+    E: ToString + std::fmt::Debug,
+{
+    if let Err(e) = service_op() {
+        let emsg = format!("{} {} failed: {}", op_type, "Service", e.to_string());
         return Err(t(emsg.as_str()));
     }
     if CoreManager::global().restart_core().await.is_err() {
@@ -21,22 +23,22 @@ async fn execute_service_operation(
 
 #[tauri::command]
 pub async fn install_service() -> CmdResult {
-    execute_service_operation(service::install_service(), "Install").await
+    execute_service_operation_sync(service::install_service, "Install").await
 }
 
 #[tauri::command]
 pub async fn uninstall_service() -> CmdResult {
-    execute_service_operation(service::uninstall_service(), "Uninstall").await
+    execute_service_operation_sync(service::uninstall_service, "Uninstall").await
 }
 
 #[tauri::command]
 pub async fn reinstall_service() -> CmdResult {
-    execute_service_operation(service::reinstall_service(), "Reinstall").await
+    execute_service_operation_sync(service::reinstall_service, "Reinstall").await
 }
 
 #[tauri::command]
 pub async fn repair_service() -> CmdResult {
-    execute_service_operation(service::force_reinstall_service(), "Repair").await
+    execute_service_operation_sync(service::force_reinstall_service, "Repair").await
 }
 
 #[tauri::command]
diff --git a/src-tauri/src/cmd/uwp.rs b/src-tauri/src/cmd/uwp.rs
index 28b88bd4..d6b98655 100644
--- a/src-tauri/src/cmd/uwp.rs
+++ b/src-tauri/src/cmd/uwp.rs
@@ -16,7 +16,7 @@ mod platform {
 mod platform {
     use super::CmdResult;
 
-    pub async fn invoke_uwp_tool() -> CmdResult {
+    pub fn invoke_uwp_tool() -> CmdResult {
         Ok(())
     }
 }
@@ -24,5 +24,5 @@ mod platform {
 /// Command exposed to Tauri
 #[tauri::command]
 pub async fn invoke_uwp_tool() -> CmdResult {
-    platform::invoke_uwp_tool().await
+    platform::invoke_uwp_tool()
 }
diff --git a/src-tauri/src/config/config.rs b/src-tauri/src/config/config.rs
index 19cf1524..f40ec737 100644
--- a/src-tauri/src/config/config.rs
+++ b/src-tauri/src/config/config.rs
@@ -96,8 +96,7 @@ impl Config {
                             error_msg
                         );
                         CoreManager::global()
-                            .use_default_config("config_validate::boot_error", &error_msg)
-                            .await?;
+                            .use_default_config("config_validate::boot_error", &error_msg)?;
                         Some(("config_validate::boot_error", error_msg))
                     } else {
                         logging!(info, Type::Config, true, "配置验证成功");
@@ -107,16 +106,13 @@ impl Config {
                 Err(err) => {
                     logging!(warn, Type::Config, true, "验证进程执行失败: {}", err);
                     CoreManager::global()
-                        .use_default_config("config_validate::process_terminated", "")
-                        .await?;
+                        .use_default_config("config_validate::process_terminated", "")?;
                     Some(("config_validate::process_terminated", String::new()))
                 }
             }
         } else {
             logging!(warn, Type::Config, true, "生成配置文件失败，使用默认配置");
-            CoreManager::global()
-                .use_default_config("config_validate::error", "")
-                .await?;
+            CoreManager::global().use_default_config("config_validate::error", "")?;
             Some(("config_validate::error", String::new()))
         };
 
diff --git a/src-tauri/src/core/core.rs b/src-tauri/src/core/core.rs
index 50717a68..2af1c1d8 100644
--- a/src-tauri/src/core/core.rs
+++ b/src-tauri/src/core/core.rs
@@ -135,7 +135,7 @@ impl CoreManager {
         Ok(false)
     }
     /// 使用默认配置
-    pub async fn use_default_config(&self, msg_type: &str, msg_content: &str) -> Result<()> {
+    pub fn use_default_config(&self, msg_type: &str, msg_content: &str) -> Result<()> {
         let runtime_path = dirs::app_home_dir()?.join(RUNTIME_CONFIG);
         *Config::runtime().draft_mut() = Box::new(IRuntime {
             config: Some(Config::clash().latest_ref().0.clone()),
@@ -185,7 +185,7 @@ impl CoreManager {
                 "检测到Merge文件，仅进行语法检查: {}",
                 config_path
             );
-            return self.validate_file_syntax(config_path).await;
+            return self.validate_file_syntax(config_path);
         }
 
         // 检查是否为脚本文件
@@ -217,7 +217,7 @@ impl CoreManager {
                 "检测到脚本文件，使用JavaScript验证: {}",
                 config_path
             );
-            return self.validate_script_file(config_path).await;
+            return self.validate_script_file(config_path);
         }
 
         // 对YAML配置文件使用Clash内核验证
@@ -301,7 +301,7 @@ impl CoreManager {
         }
     }
     /// 只进行文件语法检查，不进行完整验证
-    async fn validate_file_syntax(&self, config_path: &str) -> Result<(bool, String)> {
+    fn validate_file_syntax(&self, config_path: &str) -> Result<(bool, String)> {
         logging!(info, Type::Config, true, "开始检查文件: {}", config_path);
 
         // 读取文件内容
@@ -329,7 +329,7 @@ impl CoreManager {
         }
     }
     /// 验证脚本文件语法
-    async fn validate_script_file(&self, path: &str) -> Result<(bool, String)> {
+    fn validate_script_file(&self, path: &str) -> Result<(bool, String)> {
         // 读取脚本内容
         let content = match std::fs::read_to_string(path) {
             Ok(content) => content,
@@ -843,7 +843,7 @@ impl CoreManager {
     async fn attempt_service_init(&self) -> Result<()> {
         if service::check_service_needs_reinstall().await {
             logging!(info, Type::Core, true, "服务版本不匹配或状态异常，执行重装");
-            if let Err(e) = service::reinstall_service().await {
+            if let Err(e) = service::reinstall_service() {
                 logging!(
                     warn,
                     Type::Core,
@@ -960,7 +960,7 @@ impl CoreManager {
                         true,
                         "无服务安装记录 (首次运行或状态重置)，尝试安装服务"
                     );
-                    match service::install_service().await {
+                    match service::install_service() {
                         Ok(_) => {
                             logging!(info, Type::Core, true, "服务安装成功(首次尝试)");
                             let mut new_state = service::ServiceState::default();
@@ -1065,7 +1065,7 @@ impl CoreManager {
     pub async fn start_core(&self) -> Result<()> {
         if service::is_service_available().await.is_ok() {
             if service::check_service_needs_reinstall().await {
-                service::reinstall_service().await?;
+                service::reinstall_service()?;
             }
             logging!(info, Type::Core, true, "服务可用，使用服务模式启动");
             self.start_core_by_service().await?;
diff --git a/src-tauri/src/core/event_driven_proxy.rs b/src-tauri/src/core/event_driven_proxy.rs
index ff1751dd..af416e72 100644
--- a/src-tauri/src/core/event_driven_proxy.rs
+++ b/src-tauri/src/core/event_driven_proxy.rs
@@ -218,7 +218,7 @@ impl EventDrivenProxyManager {
                 Self::enable_system_proxy(state).await;
             }
             ProxyEvent::DisableProxy => {
-                Self::disable_system_proxy(state).await;
+                Self::disable_system_proxy(state);
             }
             ProxyEvent::SwitchToPac => {
                 Self::switch_proxy_mode(state, true).await;
@@ -307,7 +307,7 @@ impl EventDrivenProxyManager {
 
         if !current.enable || current.url != expected.url {
             log::info!(target: "app", "PAC代理设置异常，正在恢复...");
-            Self::restore_pac_proxy(&expected.url).await;
+            Self::restore_pac_proxy(&expected.url);
 
             sleep(Duration::from_millis(500)).await;
             let restored = Self::get_auto_proxy_with_timeout().await;
@@ -329,7 +329,7 @@ impl EventDrivenProxyManager {
 
         if !current.enable || current.host != expected.host || current.port != expected.port {
             log::info!(target: "app", "系统代理设置异常，正在恢复...");
-            Self::restore_sys_proxy(&expected).await;
+            Self::restore_sys_proxy(&expected);
 
             sleep(Duration::from_millis(500)).await;
             let restored = Self::get_sys_proxy_with_timeout().await;
@@ -350,16 +350,16 @@ impl EventDrivenProxyManager {
 
         if pac_enabled {
             let expected = Self::get_expected_pac_config();
-            Self::restore_pac_proxy(&expected.url).await;
+            Self::restore_pac_proxy(&expected.url);
         } else {
             let expected = Self::get_expected_sys_proxy();
-            Self::restore_sys_proxy(&expected).await;
+            Self::restore_sys_proxy(&expected);
         }
 
         Self::check_and_restore_proxy(state).await;
     }
 
-    async fn disable_system_proxy(_state: &Arc<RwLock<ProxyState>>) {
+    fn disable_system_proxy(_state: &Arc<RwLock<ProxyState>>) {
         log::info!(target: "app", "禁用系统代理");
 
         #[cfg(not(target_os = "windows"))]
@@ -380,13 +380,13 @@ impl EventDrivenProxyManager {
             logging_error!(Type::System, true, disabled_sys.set_system_proxy());
 
             let expected = Self::get_expected_pac_config();
-            Self::restore_pac_proxy(&expected.url).await;
+            Self::restore_pac_proxy(&expected.url);
         } else {
             let disabled_auto = Autoproxy::default();
             logging_error!(Type::System, true, disabled_auto.set_auto_proxy());
 
             let expected = Self::get_expected_sys_proxy();
-            Self::restore_sys_proxy(&expected).await;
+            Self::restore_sys_proxy(&expected);
         }
 
         Self::update_state_timestamp(state, |s| s.pac_enabled = to_pac);
@@ -506,7 +506,7 @@ impl EventDrivenProxyManager {
         }
     }
 
-    async fn restore_pac_proxy(expected_url: &str) {
+    fn restore_pac_proxy(expected_url: &str) {
         #[cfg(not(target_os = "windows"))]
         {
             let new_autoproxy = Autoproxy {
@@ -522,7 +522,7 @@ impl EventDrivenProxyManager {
         }
     }
 
-    async fn restore_sys_proxy(expected: &Sysproxy) {
+    fn restore_sys_proxy(expected: &Sysproxy) {
         #[cfg(not(target_os = "windows"))]
         {
             logging_error!(Type::System, true, expected.set_system_proxy());
diff --git a/src-tauri/src/core/service.rs b/src-tauri/src/core/service.rs
index 9539ed1c..1940de4d 100644
--- a/src-tauri/src/core/service.rs
+++ b/src-tauri/src/core/service.rs
@@ -112,7 +112,7 @@ pub struct JsonResponse {
 }
 
 #[cfg(target_os = "windows")]
-pub async fn uninstall_service() -> Result<()> {
+pub fn uninstall_service() -> Result<()> {
     logging!(info, Type::Service, true, "uninstall service");
 
     use deelevate::{PrivilegeLevel, Token};
@@ -146,7 +146,7 @@ pub async fn uninstall_service() -> Result<()> {
 }
 
 #[cfg(target_os = "windows")]
-pub async fn install_service() -> Result<()> {
+pub fn install_service() -> Result<()> {
     logging!(info, Type::Service, true, "install service");
 
     use deelevate::{PrivilegeLevel, Token};
@@ -198,7 +198,7 @@ pub async fn reinstall_service() -> Result<()> {
     }
 
     // 先卸载服务
-    if let Err(err) = uninstall_service().await {
+    if let Err(err) = uninstall_service() {
         logging!(
             warn,
             Type::Service,
@@ -209,7 +209,7 @@ pub async fn reinstall_service() -> Result<()> {
     }
 
     // 再安装服务
-    match install_service().await {
+    match install_service() {
         Ok(_) => {
             // 记录安装信息并保存
             service_state.record_install();
@@ -228,7 +228,7 @@ pub async fn reinstall_service() -> Result<()> {
 }
 
 #[cfg(target_os = "linux")]
-pub async fn uninstall_service() -> Result<()> {
+pub fn uninstall_service() -> Result<()> {
     logging!(info, Type::Service, true, "uninstall service");
     use users::get_effective_uid;
 
@@ -268,7 +268,7 @@ pub async fn uninstall_service() -> Result<()> {
 }
 
 #[cfg(target_os = "linux")]
-pub async fn install_service() -> Result<()> {
+pub fn install_service() -> Result<()> {
     logging!(info, Type::Service, true, "install service");
     use users::get_effective_uid;
 
@@ -326,7 +326,7 @@ pub async fn reinstall_service() -> Result<()> {
     }
 
     // 先卸载服务
-    if let Err(err) = uninstall_service().await {
+    if let Err(err) = uninstall_service() {
         logging!(
             warn,
             Type::Service,
@@ -337,7 +337,7 @@ pub async fn reinstall_service() -> Result<()> {
     }
 
     // 再安装服务
-    match install_service().await {
+    match install_service() {
         Ok(_) => {
             // 记录安装信息并保存
             service_state.record_install();
@@ -356,7 +356,7 @@ pub async fn reinstall_service() -> Result<()> {
 }
 
 #[cfg(target_os = "macos")]
-pub async fn uninstall_service() -> Result<()> {
+pub fn uninstall_service() -> Result<()> {
     use crate::utils::i18n::t;
 
     logging!(info, Type::Service, true, "uninstall service");
@@ -392,7 +392,7 @@ pub async fn uninstall_service() -> Result<()> {
 }
 
 #[cfg(target_os = "macos")]
-pub async fn install_service() -> Result<()> {
+pub fn install_service() -> Result<()> {
     use crate::utils::i18n::t;
 
     logging!(info, Type::Service, true, "install service");
@@ -428,7 +428,7 @@ pub async fn install_service() -> Result<()> {
 }
 
 #[cfg(target_os = "macos")]
-pub async fn reinstall_service() -> Result<()> {
+pub fn reinstall_service() -> Result<()> {
     logging!(info, Type::Service, true, "reinstall service");
 
     // 获取当前服务状态
@@ -446,7 +446,7 @@ pub async fn reinstall_service() -> Result<()> {
     }
 
     // 先卸载服务
-    if let Err(err) = uninstall_service().await {
+    if let Err(err) = uninstall_service() {
         logging!(
             warn,
             Type::Service,
@@ -457,7 +457,7 @@ pub async fn reinstall_service() -> Result<()> {
     }
 
     // 再安装服务
-    match install_service().await {
+    match install_service() {
         Ok(_) => {
             // 记录安装信息并保存
             service_state.record_install();
@@ -862,11 +862,9 @@ pub(super) async fn run_core_by_service(config_file: &PathBuf) -> Result<()> {
         }
 
         log::info!(target: "app", "开始重装服务");
-        if let Err(err) = reinstall_service().await {
+        if let Err(err) = reinstall_service() {
             log::warn!(target: "app", "服务重装失败: {err}");
-
-            log::info!(target: "app", "尝试使用现有服务");
-            return start_with_existing_service(config_file).await;
+            bail!("Failed to reinstall service: {}", err);
         }
 
         log::info!(target: "app", "服务重装成功，尝试启动");
@@ -890,7 +888,7 @@ pub(super) async fn run_core_by_service(config_file: &PathBuf) -> Result<()> {
     if check_service_needs_reinstall().await {
         log::info!(target: "app", "服务需要重装");
 
-        if let Err(err) = reinstall_service().await {
+        if let Err(err) = reinstall_service() {
             log::warn!(target: "app", "服务重装失败: {err}");
             bail!("Failed to reinstall service: {}", err);
         }
@@ -970,7 +968,7 @@ pub async fn is_service_available() -> Result<()> {
 }
 
 /// 强制重装服务（UI修复按钮）
-pub async fn force_reinstall_service() -> Result<()> {
+pub fn force_reinstall_service() -> Result<()> {
     log::info!(target: "app", "用户请求强制重装服务");
 
     let service_state = ServiceState::default();
@@ -978,7 +976,7 @@ pub async fn force_reinstall_service() -> Result<()> {
 
     log::info!(target: "app", "已重置服务状态，开始执行重装");
 
-    match reinstall_service().await {
+    match reinstall_service() {
         Ok(()) => {
             log::info!(target: "app", "服务重装成功");
             Ok(())
diff --git a/src-tauri/src/ipc/logs.rs b/src-tauri/src/ipc/logs.rs
index e632a1cc..ecc5bf1c 100644
--- a/src-tauri/src/ipc/logs.rs
+++ b/src-tauri/src/ipc/logs.rs
@@ -157,7 +157,7 @@ impl LogsMonitor {
         let task = tokio::spawn(async move {
             loop {
                 // Get fresh IPC path and client for each connection attempt
-                let (_ipc_path_buf, client) = match Self::create_ipc_client().await {
+                let (_ipc_path_buf, client) = match Self::create_ipc_client() {
                     Ok((path, client)) => (path, client),
                     Err(e) => {
                         logging!(error, Type::Ipc, true, "Failed to create IPC client: {}", e);
@@ -230,7 +230,7 @@ impl LogsMonitor {
         }
     }
 
-    async fn create_ipc_client() -> Result<
+    fn create_ipc_client() -> Result<
         (std::path::PathBuf, kode_bridge::IpcStreamClient),
         Box<dyn std::error::Error + Send + Sync>,
     > {