diff --git a/debian/changelog b/debian/changelog
index 692bc22..a79b2ea 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+ddm (0.1.8) unstable; urgency=medium
+
+  * limit treeland restart to 3
+
+ -- Dingyuan Zhang <zhangdingyuan@uniontech.com>  Fri, 13 Dec 2024 10:44:00 +0800
+
 ddm (0.1.7) unstable; urgency=medium
 
   * fix black screen when user activate session
diff --git a/src/daemon/Display.cpp b/src/daemon/Display.cpp
index d21cf25..c116bc2 100644
--- a/src/daemon/Display.cpp
+++ b/src/daemon/Display.cpp
@@ -169,6 +169,11 @@ namespace DDM {
             stop();
         });
         connect(m_greeter, &Greeter::displayServerFailed, this, &Display::displayServerFailed);
+        connect(m_greeter, &Greeter::greeterStarted, this, [this] {
+            if (m_currentAuth) {
+                switchToUser(m_currentAuth->user());
+            }
+        });
     }
 
     Display::~Display() {
@@ -588,6 +593,7 @@ namespace DDM {
 
         Q_ASSERT(auth && auth->identifyOnly() == identifyOnly);
 
+        m_currentAuth = auth;
         m_greeter->setUserActivated(success);
 
         if (success) {
@@ -663,6 +669,10 @@ namespace DDM {
         // error happens (in this case we want to show the message from the
         // greeter
 
+        if (m_currentAuth == auth) {
+            m_currentAuth = nullptr;
+        }
+
         m_auths.removeOne(auth);
         auth->deleteLater();
 
diff --git a/src/daemon/Display.h b/src/daemon/Display.h
index 4ec2849..e44e7ce 100644
--- a/src/daemon/Display.h
+++ b/src/daemon/Display.h
@@ -109,6 +109,7 @@ namespace DDM {
         QString m_reuseSessionId;
 
         QVector<Auth*> m_auths;
+        Auth* m_currentAuth { nullptr };
         DisplayServer *m_displayServer { nullptr };
         Seat *m_seat { nullptr };
         SocketServer *m_socketServer { nullptr };
diff --git a/src/daemon/Greeter.cpp b/src/daemon/Greeter.cpp
index 568a5e4..c832b4f 100644
--- a/src/daemon/Greeter.cpp
+++ b/src/daemon/Greeter.cpp
@@ -32,6 +32,7 @@
 #include "WaylandDisplayServer.h"
 #include "PowerManager.h"
 
+#include <QTimer>
 #include <QtCore/QDebug>
 #include <QtCore/QProcess>
 #include <VirtualTerminal.h>
@@ -40,9 +41,15 @@ namespace DDM {
     Greeter::Greeter(Display *parent)
         : QObject(parent)
         , m_display(parent)
+        , m_tryTimer(new QTimer(this))
     {
         m_metadata = new ThemeMetadata(QString());
         m_themeConfig = new ThemeConfig(QString());
+
+        connect(m_tryTimer, &QTimer::timeout, this, &Greeter::greeterStarted);
+
+        m_tryTimer->setSingleShot(true);
+        m_tryTimer->setInterval(500);
     }
 
     Greeter::~Greeter() {
@@ -243,6 +250,8 @@ namespace DDM {
             m_auth->setSession(cmd.join(QLatin1Char(' ')));
             m_auth->setSingleMode(m_singleMode);
             m_auth->start();
+
+            m_tryTimer->start();
         }
 
         // return success
@@ -322,7 +331,8 @@ namespace DDM {
     }
 
     void Greeter::onHelperFinished(Auth::HelperExitStatus status) {
-        if (m_singleMode) {
+        if (m_singleMode && m_currentRetry <= m_maxRetry) {
+            m_currentRetry += 1;
             qDebug() << "Restart treeland";
             QString displayServerCmd = m_displayServerCmd;
             if (!m_userActivated) {
@@ -330,6 +340,12 @@ namespace DDM {
             }
             m_auth->setDisplayServerCommand(displayServerCmd);
             m_auth->start();
+
+            if (m_tryTimer->isActive()) {
+                m_tryTimer->stop();
+            }
+
+            m_tryTimer->start();
             return;
         }
 
diff --git a/src/daemon/Greeter.h b/src/daemon/Greeter.h
index 1db6a96..ed4e3a6 100644
--- a/src/daemon/Greeter.h
+++ b/src/daemon/Greeter.h
@@ -25,6 +25,7 @@
 #include "Auth.h"
 
 class QProcess;
+class QTimer;
 
 namespace DDM {
     class Display;
@@ -66,11 +67,13 @@ namespace DDM {
         void ttyFailed();
         void failed();
         void displayServerFailed();
+        void greeterStarted();
 
     private:
         bool m_started { false };
         bool m_singleMode { false };
         bool m_userActivated { false };
+        int m_currentRetry { 0 };
         int m_maxRetry{ 3 };
 
         Display * const m_display { nullptr };
@@ -82,6 +85,7 @@ namespace DDM {
 
         Auth *m_auth { nullptr };
         QProcess *m_process { nullptr };
+        QTimer *m_tryTimer { nullptr };
 
         static void insertEnvironmentList(QStringList names, QProcessEnvironment sourceEnv, QProcessEnvironment &targetEnv);
     };