diff --git a/misc/CMakeLists.txt b/misc/CMakeLists.txt
index 107a080..3409599 100644
--- a/misc/CMakeLists.txt
+++ b/misc/CMakeLists.txt
@@ -33,6 +33,13 @@ install(FILES ${CMAKE_CURRENT_BINARY_DIR}/deepin-service-group@.service.system
     RENAME deepin-service-group@.service
 )
 
+# Install drop-in configuration for deepin-daemon group
+configure_file(deepin-service-group@deepin-daemon.service.d/override.conf.in 
+    deepin-service-group@deepin-daemon.service.d/override.conf @ONLY)
+install(FILES ${CMAKE_CURRENT_BINARY_DIR}/deepin-service-group@deepin-daemon.service.d/override.conf
+    DESTINATION lib/systemd/system/deepin-service-group@deepin-daemon.service.d/
+)
+
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/deepin-service-plugin@.service.system
     DESTINATION lib/systemd/system/
     RENAME deepin-service-plugin@.service
diff --git a/misc/deepin-service-group@.service.in b/misc/deepin-service-group@.service.in
index 98f146f..fd9ba6a 100644
--- a/misc/deepin-service-group@.service.in
+++ b/misc/deepin-service-group@.service.in
@@ -10,5 +10,10 @@ ExecStart=/usr/bin/deepin-service-manager -g %i
 Restart=on-failure
 RestartSec=3
 @SYSTEMD_SLICE@
+# 如果 group 是 deepin-daemon，使用 deepin-daemon 用户启动
+# 可以通过 systemd drop-in 配置覆盖: /etc/systemd/system/deepin-service-group@deepin-daemon.service.d/override.conf
+# 内容: [Service]
+#       User=deepin-daemon
+#       Group=deepin-daemon
 
 @SYSTEMD_INSTALL@
diff --git a/misc/deepin-service-group@deepin-daemon.service.d/override.conf.in b/misc/deepin-service-group@deepin-daemon.service.d/override.conf.in
new file mode 100644
index 0000000..9e16cdc
--- /dev/null
+++ b/misc/deepin-service-group@deepin-daemon.service.d/override.conf.in
@@ -0,0 +1,5 @@
+# Override configuration for deepin-daemon group
+# This file specifies that the deepin-daemon group should run as deepin-daemon user
+[Service]
+User=deepin-daemon
+Group=deepin-daemon
diff --git a/src/deepin-service-manager/main.cpp b/src/deepin-service-manager/main.cpp
index e38596a..924cf38 100644
--- a/src/deepin-service-manager/main.cpp
+++ b/src/deepin-service-manager/main.cpp
@@ -15,6 +15,7 @@
 #include <DLog>
 
 #include <unistd.h>
+#include <pwd.h>
 Q_LOGGING_CATEGORY(dsm_Main, "[Main]")
 
 int main(int argc, char *argv[])
@@ -22,10 +23,18 @@ int main(int argc, char *argv[])
     // 声明一个指向 QCoreApplication 或 QGuiApplication 的指针
     QCoreApplication *a;
     uid_t euid = geteuid();
-    if (euid != 0) {
-        a = new QGuiApplication(argc, argv);
-    } else {
+    bool useCoreApp = (euid == 0);
+    
+    // 检查是否是deepin-daemon 用户
+    if (!useCoreApp) {
+        struct passwd *pw = getpwuid(euid);
+        useCoreApp = (pw && QString::fromUtf8(pw->pw_name) == "deepin-daemon");
+    }
+    
+    if (useCoreApp) {
         a = new QCoreApplication(argc, argv);
+    } else {
+        a = new QGuiApplication(argc, argv);
     }
     a->setApplicationName("org.deepin.service.manager");
 
diff --git a/src/deepin-service-manager/servicemanager.cpp b/src/deepin-service-manager/servicemanager.cpp
index 64b9b3b..41aa25c 100644
--- a/src/deepin-service-manager/servicemanager.cpp
+++ b/src/deepin-service-manager/servicemanager.cpp
@@ -21,7 +21,7 @@
 
 Q_LOGGING_CATEGORY(dsm_ServiceManager, "[ServiceManager]")
 
-static const QStringList GroupSiral{ "core", "dde", "app" };
+static const QStringList GroupSiral{ "core", "dde", "app", "deepin-daemon" };
 
 ServiceManager::ServiceManager(QObject *parent)
     : QObject(parent)