diff --git a/search-ukcc-plugin/search.cpp b/search-ukcc-plugin/search.cpp
index d6d52d2..631c606 100644
--- a/search-ukcc-plugin/search.cpp
+++ b/search-ukcc-plugin/search.cpp
@@ -12,11 +12,17 @@ Search::Search()
 
     m_plugin_name = tr("Search");
     m_plugin_type = SEARCH_F;
-    initUi();
-    setupConnection();
+
     m_dirSettings = new QSettings(QDir::homePath() + CONFIG_FILE, QSettings::NativeFormat, this);
     m_dirSettings->setIniCodec(QTextCodec::codecForName("UTF-8"));
     initBlockDirsList();
+
+    const QByteArray id(UKUI_SEARCH_SCHEMAS);
+    if (QGSettings::isSchemaInstalled(id)) {
+        m_gsettings = new QGSettings(id, QByteArray(), this);
+    } else {
+        qCritical() << UKUI_SEARCH_SCHEMAS << " not installed!\n";
+    }
 }
 
 QString Search::plugini18nName()
@@ -31,11 +37,10 @@ int Search::pluginTypes()
 
 QWidget *Search::pluginUi()
 {
-    m_pluginWidget->setAttribute(Qt::WA_DeleteOnClose);
+    initUi();
+    connect(m_addBlockDirWidget, &QPushButton::clicked, this, &Search::onBtnAddFolderClicked);
 
-    const QByteArray id(UKUI_SEARCH_SCHEMAS);
-    if (QGSettings::isSchemaInstalled(id)) {
-        m_gsettings = new QGSettings(id, QByteArray(), this);
+    if (m_gsettings) {
         //按钮状态初始化
         if (m_gsettings->keys().contains(SEARCH_METHOD_KEY)) {
             //当前是否使用索引搜索/暴力搜索
@@ -76,10 +81,11 @@ QWidget *Search::pluginUi()
             }
         });
     } else {
-        qCritical() << UKUI_SEARCH_SCHEMAS << " not installed!\n";
+        qCritical() << "Gsettings of the search plugin for ukcc is not initialized!";
         m_searchMethodBtn->setEnabled(false);
         m_webEngineFrame->mCombox->setEnabled(false);
     }
+
     return m_pluginWidget;
 }
 
@@ -114,6 +120,7 @@ bool Search::isEnable() const
 void Search::initUi()
 {
     m_pluginWidget = new QWidget;
+    m_pluginWidget->setAttribute(Qt::WA_DeleteOnClose);
     m_mainLyt = new QVBoxLayout(m_pluginWidget);
     m_pluginWidget->setLayout(m_mainLyt);