diff --git a/build/pkg-scripts/postinstall b/build/pkg-scripts/postinstall
index e3eedf7..c37baa8 100644
--- a/build/pkg-scripts/postinstall
+++ b/build/pkg-scripts/postinstall
@@ -1,9 +1,17 @@
 #!/bin/sh
 set -e
 
+# 设置日志文件
+LOG_FILE="/tmp/mihomo-party-install.log"
+exec > "$LOG_FILE" 2>&1
+
+log() {
+    echo "$(date '+%Y-%m-%d %H:%M:%S') - $1"
+}
+
 # 检查 root 权限
 if [ "$EUID" -ne 0 ]; then
-    echo "Please run as root"
+    log "Error: Please run as root"
     exit 1
 fi
 
@@ -13,63 +21,88 @@ if [[ $2 == *".app" ]]; then
 else
     APP_PATH="$2/Mihomo Party.app"
 fi
+
 HELPER_PATH="/Library/PrivilegedHelperTools/party.mihomo.helper"
 LAUNCH_DAEMON="/Library/LaunchDaemons/party.mihomo.helper.plist"
 
-# 设置核心文件权限
-chown root:admin "$APP_PATH/Contents/Resources/sidecar/mihomo"
-chown root:admin "$APP_PATH/Contents/Resources/sidecar/mihomo-alpha"
-chmod +s "$APP_PATH/Contents/Resources/sidecar/mihomo"
-chmod +s "$APP_PATH/Contents/Resources/sidecar/mihomo-alpha"
+log "Starting installation..."
 
-# 创建目录并复制 helper
-mkdir -p /Library/PrivilegedHelperTools
-if [ ! -f "$APP_PATH/Contents/Resources/files/party.mihomo.helper" ]; then
-    echo "Helper file not found"
+# 创建目录并设置权限
+log "Creating directories and setting permissions..."
+mkdir -p "/Library/PrivilegedHelperTools"
+chmod 755 "/Library/PrivilegedHelperTools"
+chown root:wheel "/Library/PrivilegedHelperTools"
+
+# 设置核心文件权限
+log "Setting core file permissions..."
+if [ -f "$APP_PATH/Contents/Resources/sidecar/mihomo" ]; then
+    chown root:admin "$APP_PATH/Contents/Resources/sidecar/mihomo"
+    chmod +s "$APP_PATH/Contents/Resources/sidecar/mihomo"
+    log "Set permissions for mihomo"
+else
+    log "Warning: mihomo binary not found at $APP_PATH/Contents/Resources/sidecar/mihomo"
+fi
+
+if [ -f "$APP_PATH/Contents/Resources/sidecar/mihomo-alpha" ]; then
+    chown root:admin "$APP_PATH/Contents/Resources/sidecar/mihomo-alpha"
+    chmod +s "$APP_PATH/Contents/Resources/sidecar/mihomo-alpha"
+    log "Set permissions for mihomo-alpha"
+else
+    log "Warning: mihomo-alpha binary not found at $APP_PATH/Contents/Resources/sidecar/mihomo-alpha"
+fi
+
+# 复制 helper 工具
+log "Installing helper tool..."
+if [ -f "$APP_PATH/Contents/Resources/files/party.mihomo.helper" ]; then
+    cp -f "$APP_PATH/Contents/Resources/files/party.mihomo.helper" "$HELPER_PATH"
+    chown root:wheel "$HELPER_PATH"
+    chmod 544 "$HELPER_PATH"
+    log "Helper tool installed successfully"
+else
+    log "Error: Helper file not found at $APP_PATH/Contents/Resources/files/party.mihomo.helper"
     exit 1
 fi
 
-cp "$APP_PATH/Contents/Resources/files/party.mihomo.helper" "$HELPER_PATH"
-chown root:wheel "$HELPER_PATH"
-chmod 544 "$HELPER_PATH"
-
 # 创建并配置 LaunchDaemon
-mkdir -p /Library/LaunchDaemons
+log "Configuring LaunchDaemon..."
+mkdir -p "/Library/LaunchDaemons"
 cat << EOF > "$LAUNCH_DAEMON"
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
-        <key>Label</key>
-        <string>party.mihomo.helper</string>
-        <key>AssociatedBundleIdentifiers</key>
-        <string>party.mihomo.app</string>
-        <key>KeepAlive</key>
-        <true/>
-        <key>Program</key>
-        <string>${HELPER_PATH}</string>
-        <key>StandardErrorPath</key>
-        <string>/tmp/party.mihomo.helper.err</string>
-        <key>StandardOutPath</key>
-        <string>/tmp/party.mihomo.helper.log</string>
-    </dict>
+    <key>Label</key>
+    <string>party.mihomo.helper</string>
+    <key>AssociatedBundleIdentifiers</key>
+    <string>party.mihomo.app</string>
+    <key>KeepAlive</key>
+    <true/>
+    <key>Program</key>
+    <string>${HELPER_PATH}</string>
+    <key>StandardErrorPath</key>
+    <string>/tmp/party.mihomo.helper.err</string>
+    <key>StandardOutPath</key>
+    <string>/tmp/party.mihomo.helper.log</string>
+</dict>
 </plist>
 EOF
 
 chown root:wheel "$LAUNCH_DAEMON"
 chmod 644 "$LAUNCH_DAEMON"
+log "LaunchDaemon configured"
 
 # 加载并启动服务
-launchctl unload "$LAUNCH_DAEMON" || true
+log "Loading and starting service..."
+launchctl unload "$LAUNCH_DAEMON" 2>/dev/null || true
 if ! launchctl load "$LAUNCH_DAEMON"; then
-    echo "Failed to load helper service"
+    log "Error: Failed to load helper service"
     exit 1
 fi
 
 if ! launchctl start party.mihomo.helper; then
-    echo "Failed to start helper service"
+    log "Error: Failed to start helper service"
     exit 1
 fi
 
-echo "Installation completed successfully"
+log "Installation completed successfully"
 exit 0
diff --git a/build/pkg-scripts/preinstall b/build/pkg-scripts/preinstall
new file mode 100644
index 0000000..48aaadc
--- /dev/null
+++ b/build/pkg-scripts/preinstall
@@ -0,0 +1,26 @@
+#!/bin/sh
+set -e
+
+# 检查 root 权限
+if [ "$EUID" -ne 0 ]; then
+    echo "Please run as root"
+    exit 1
+fi
+
+HELPER_PATH="/Library/PrivilegedHelperTools/party.mihomo.helper"
+LAUNCH_DAEMON="/Library/LaunchDaemons/party.mihomo.helper.plist"
+
+# 停止并卸载现有的 LaunchDaemon
+if [ -f "$LAUNCH_DAEMON" ]; then
+    launchctl unload "$LAUNCH_DAEMON" 2>/dev/null || true
+    rm -f "$LAUNCH_DAEMON"
+fi
+
+# 移除 helper 工具
+rm -f "$HELPER_PATH"
+
+# 清理可能存在的旧版本文件
+rm -rf "/Applications/Mihomo Party.app"
+rm -rf "/Applications/Mihomo\\ Party.app"
+
+exit 0
diff --git a/electron-builder.yml b/electron-builder.yml
index 0e136c0..142396b 100644
--- a/electron-builder.yml
+++ b/electron-builder.yml
@@ -52,6 +52,9 @@ pkg:
   background:
     alignment: bottomleft
     file: build/background.png
+  preinstallScript: build/pkg-scripts/preinstall
+  postinstallScript: build/pkg-scripts/postinstall
+  scripts: "/build/pkg-scripts"
 linux:
   desktop:
     Name: Mihomo Party
diff --git a/scripts/cleanup-mac.sh b/scripts/cleanup-mac.sh
new file mode 100755
index 0000000..f9c207f
--- /dev/null
+++ b/scripts/cleanup-mac.sh
@@ -0,0 +1,27 @@
+#!/bin/bash
+
+echo "=== Mihomo Party Cleanup Tool ==="
+echo "This script will remove all Mihomo Party related files and services."
+read -p "Are you sure you want to continue? (y/N) " -n 1 -r
+echo
+if [[ ! $REPLY =~ ^[Yy]$ ]]; then
+    echo "Aborted."
+    exit 1
+fi
+
+# Stop and unload services
+echo "Stopping services..."
+sudo launchctl unload /Library/LaunchDaemons/party.mihomo.helper.plist 2>/dev/null || true
+
+# Remove files
+echo "Removing files..."
+sudo rm -f /Library/LaunchDaemons/party.mihomo.helper.plist
+sudo rm -f /Library/PrivilegedHelperTools/party.mihomo.helper
+sudo rm -rf "/Applications/Mihomo Party.app"
+sudo rm -rf "/Applications/Mihomo\\ Party.app"
+sudo rm -rf ~/Library/Application\ Support/mihomo-party
+sudo rm -rf ~/Library/Caches/mihomo-party
+sudo rm -f ~/Library/Preferences/party.mihomo.app.helper.plist
+sudo rm -f ~/Library/Preferences/party.mihomo.app.plist
+
+echo "Cleanup complete. Please restart your computer to complete the process."