diff --git a/appmanagerjob.cpp b/appmanagerjob.cpp
index 11a7d8b36e3834c6195449f4f55f1eb5c4a8ecd4..903a3bf69ff52d5cad7b006c2b695043330326fc 100644
--- a/appmanagerjob.cpp
+++ b/appmanagerjob.cpp
@@ -374,16 +374,18 @@ void AppManagerJob::uninstallPkg(const QString &pkgName)
 void AppManagerJob::installOhMyDDE()
 {
     setRunningStatus(Busy);
-    bool successed = installLocalPkg(OH_MY_DDE_LOCAL_PKG_PATH);
-    Q_EMIT installOhMyDDEFinished(successed);
+    QString err;
+    bool successed = installLocalPkg(OH_MY_DDE_LOCAL_PKG_PATH, err);
+    Q_EMIT installOhMyDDEFinished(successed, err);
     setRunningStatus(Normal);
 }
 
 void AppManagerJob::installProcInfoPlugin()
 {
     setRunningStatus(Busy);
-    bool successed = installLocalPkg(PROC_INFO_PLUGIN_LOCAL_PKG_PATH);
-    Q_EMIT installProcInfoPluginFinished(successed);
+    QString err;
+    bool successed = installLocalPkg(PROC_INFO_PLUGIN_LOCAL_PKG_PATH, err);
+    Q_EMIT installProcInfoPluginFinished(successed, err);
     setRunningStatus(Normal);
 }
 
@@ -1107,7 +1109,7 @@ bool AppManagerJob::buildPkg(const AppInfo &info)
     return true;
 }
 
-bool AppManagerJob::installLocalPkg(const QString &path)
+bool AppManagerJob::installLocalPkg(const QString &path, QString &err)
 {
     QProcess *proc = new QProcess(this);
     proc->start("pkexec", {"dpkg", "-i", path});
@@ -1116,9 +1118,9 @@ bool AppManagerJob::installLocalPkg(const QString &path)
     proc->waitForFinished();
     proc->waitForReadyRead();
 
-    QString error = proc->readAllStandardError();
-    if (!error.isEmpty()) {
-        qInfo() << Q_FUNC_INFO << QString("install %1 failed! ").arg(path) << error;
+    err = proc->readAllStandardError();
+    if (!err.isEmpty()) {
+        qInfo() << Q_FUNC_INFO << QString("install %1 failed! ").arg(path) << err;
 
         proc->close();
         proc->deleteLater();
diff --git a/appmanagerjob.h b/appmanagerjob.h
index 60b2aaf7cb9f5cd4a49534e69436b3a8508994ec..6c48a3b5d2e643a26ce8bf97ff66e77bac8863fb 100644
--- a/appmanagerjob.h
+++ b/appmanagerjob.h
@@ -76,8 +76,8 @@ Q_SIGNALS:
     void uninstallPkgFinished(const QString &pkgName);
     // 构建安装包任务完成
     void buildPkgTaskFinished(bool successed, const AM::AppInfo &info);
-    void installOhMyDDEFinished(bool successed);
-    void installProcInfoPluginFinished(bool successed);
+    void installOhMyDDEFinished(bool successed, const QString &err);
+    void installProcInfoPluginFinished(bool successed, const QString &err);
     // 软件安装变动
     void appInstalled(const AM::AppInfo &appInfo);
     void appUpdated(const AM::AppInfo &appInfo);
@@ -110,7 +110,7 @@ private:
     // 构建安装包任务
     bool buildPkg(const AM::AppInfo &info);
     // 安全本地软件包
-    bool installLocalPkg(const QString &path);
+    bool installLocalPkg(const QString &path, QString &err);
 
 private:
     QMutex m_mutex;
diff --git a/appmanagermodel.h b/appmanagermodel.h
index dec4ce3951f20337872fb828a4b739fe3ee3eda2..a2b3f343c1d3d35535212720d8c34d8542455a4c 100644
--- a/appmanagermodel.h
+++ b/appmanagermodel.h
@@ -59,11 +59,11 @@ Q_SIGNALS:
     // 通知安装oh-my-dde
     void notifyThreadInstallOhMyDDE();
     // 安装oh-my-dde完成
-    void installOhMyDDEFinished(bool successed);
+    void installOhMyDDEFinished(bool successed, const QString &err);
     // 通知安装proc-info-plugin
     void notifyThreadInstallProcInfoPlugin();
     // 安装proc-info-plugin完成
-    void installProcInfoPluginFinished(bool successed);
+    void installProcInfoPluginFinished(bool successed, const QString &err);
     // 软件安装变动
     void appInstalled(const AM::AppInfo &appInfo);
     void appUpdated(const AM::AppInfo &appInfo);
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 54dbca75837891855be1a6cc7b1479f6e9a8eddb..dba4d9b8798aee3aca5063e8e82950fa1e1c2a81 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -114,10 +114,10 @@ MainWindow::MainWindow(QWidget *parent)
             // 安装
             DDialog dlg;
             dlg.setMessage("是否安装oh-my-dde?");
-            dlg.addButton("是", true, DDialog::ButtonType::ButtonRecommend);
             dlg.addButton("否", false, DDialog::ButtonType::ButtonNormal);
+            dlg.addButton("是", true, DDialog::ButtonType::ButtonRecommend);
             int ret = dlg.exec();
-            if (0 == ret) {
+            if (1 == ret) {
                 Q_EMIT m_appManagerModel->notifyThreadInstallOhMyDDE();
             }
         }
@@ -131,14 +131,20 @@ MainWindow::MainWindow(QWidget *parent)
             // 安装
             DDialog dlg;
             dlg.setMessage("是否安装dde进程信息插件?");
-            dlg.addButton("是", true, DDialog::ButtonType::ButtonRecommend);
             dlg.addButton("否", false, DDialog::ButtonType::ButtonNormal);
+            dlg.addButton("是", true, DDialog::ButtonType::ButtonRecommend);
             int ret = dlg.exec();
-            if (0 == ret) {
+            if (1 == ret) {
                 Q_EMIT m_appManagerModel->notifyThreadInstallProcInfoPlugin();
             }
         }
     });
+
+
+    // 安装完成时
+    connect(m_appManagerModel, &AppManagerModel::installOhMyDDEFinished, this, &MainWindow::onPkgInstallFinished);
+    connect(m_appManagerModel, &AppManagerModel::installProcInfoPluginFinished, this, &MainWindow::onPkgInstallFinished);
+
     // 下载失败
     connect(m_appManagerModel, &AppManagerModel::pkgFileDownloadFailed, this, [this](const PkgInfo &info) {
         qInfo() << Q_FUNC_INFO << info.downloadUrl << "download failed!";
@@ -184,6 +190,23 @@ void MainWindow::closeEvent(QCloseEvent *event)
     qApp->exit();
 }
 
+void MainWindow::onPkgInstallFinished(bool successed, const QString &err)
+{
+    qInfo() << Q_FUNC_INFO << successed << err;
+    if (successed) {
+        return;
+    }
+
+    DDialog *dlg = new DDialog(this);
+    QTextEdit *errEdit = new QTextEdit(this);
+    errEdit->setText(err);
+    errEdit->setReadOnly(true);
+    dlg->addContent(errEdit);
+
+    dlg->exec();
+    dlg->deleteLater();
+}
+
 void MainWindow::updateUIByRunningStatus()
 {
     bool enable = (RunningStatus::Normal == m_appManagerModel->getRunningStatus());
diff --git a/mainwindow.h b/mainwindow.h
index 161955687e3d5926e6eb94587c10cfbceba92d4b..6a4ba94417be710829b56953f15ba63d9d5fdba4 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -21,6 +21,10 @@ protected:
     virtual void resizeEvent(QResizeEvent *event) override;
     virtual void closeEvent(QCloseEvent *event) override;
 
+private Q_SLOTS:
+    // 安装包安装完成时
+    void onPkgInstallFinished(bool successed, const QString &err);
+
 private:
     void updateUIByRunningStatus();