diff --git a/data/org.ukui.search.data.gschema.xml b/data/org.ukui.search.data.gschema.xml
index f4f0158..8186bbc 100644
--- a/data/org.ukui.search.data.gschema.xml
+++ b/data/org.ukui.search.data.gschema.xml
@@ -1,9 +1,9 @@
 <schemalist gettext-domain="ukui-search">
     <schema id="org.ukui.search.settings" path="/org/ukui/ukui-search/settings/">
-        <key name="index-search" type="b">
+        <key name="file-index-enable" type="b">
             <default>false</default>
-            <summary>search method</summary>
-            <description>Is current search-method index-search.</description>
+            <summary>file index switch</summary>
+            <description>Enable or disable file index service.</description>
         </key>
         <key name="web-engine" type="s">
             <default>"baidu"</default>
diff --git a/frontend/mainwindow.cpp b/frontend/mainwindow.cpp
index f5f4a5c..4fa5f45 100644
--- a/frontend/mainwindow.cpp
+++ b/frontend/mainwindow.cpp
@@ -39,7 +39,7 @@
 #define MAIN_MARGINS 0, 0, 0, 0
 #define TITLE_MARGINS 0,0,0,0
 #define UKUI_SEARCH_SCHEMAS "org.ukui.search.settings"
-#define SEARCH_METHOD_KEY "indexSearch"
+#define SEARCH_METHOD_KEY "file-index-enable"
 #define WEB_ENGINE_KEY "webEngine"
 #define WINDOW_WIDTH 700
 #define WINDOW_HEIGHT 610
diff --git a/libsearch/index/search-method-manager.cpp b/libsearch/index/file-index-manager.cpp
similarity index 81%
rename from libsearch/index/search-method-manager.cpp
rename to libsearch/index/file-index-manager.cpp
index e045b62..f41121d 100644
--- a/libsearch/index/search-method-manager.cpp
+++ b/libsearch/index/file-index-manager.cpp
@@ -1,21 +1,21 @@
-#include "search-method-manager.h"
+#include "file-index-manager.h"
 using namespace UkuiSearch;
-static SearchMethodManager* global_instance = nullptr;
-SearchMethodManager::SearchMethodManager() : m_semaphore(INDEX_SEM, 1, QSystemSemaphore::AccessMode::Create)
+static FileIndexManager* global_instance = nullptr;
+FileIndexManager::FileIndexManager(QObject *parent) : QObject(parent), m_semaphore(INDEX_SEM, 1, QSystemSemaphore::AccessMode::Create)
 {
     m_fi = FirstIndex::getInstance();
     m_iw = InotifyWatch::getInstance();
 }
 
-SearchMethodManager *SearchMethodManager::getInstance()
+FileIndexManager *FileIndexManager::getInstance()
 {
     if(!global_instance) {
-            global_instance = new SearchMethodManager();
+            global_instance = new FileIndexManager();
         }
        return global_instance;
 }
 
-void SearchMethodManager::searchMethod(FileUtils::SearchMethod sm) {
+void FileIndexManager::searchMethod(FileUtils::SearchMethod sm) {
     qWarning() << "searchMethod start: " << static_cast<int>(sm);
     if(FileUtils::SearchMethod::INDEXSEARCH == sm || FileUtils::SearchMethod::DIRECTSEARCH == sm) {
         FileUtils::searchMethod = sm;
diff --git a/libsearch/index/search-method-manager.h b/libsearch/index/file-index-manager.h
similarity index 71%
rename from libsearch/index/search-method-manager.h
rename to libsearch/index/file-index-manager.h
index 5d07698..fa411f1 100644
--- a/libsearch/index/search-method-manager.h
+++ b/libsearch/index/file-index-manager.h
@@ -1,17 +1,19 @@
 #ifndef SEARCHMETHODMANAGER_H
 #define SEARCHMETHODMANAGER_H
 
+#include <QObject>
 #include <QSystemSemaphore>
 #include "first-index.h"
 //#include "inotify-index.h"
 #include "inotify-watch.h"
 namespace UkuiSearch {
-class SearchMethodManager {
+class FileIndexManager : public QObject {
+    Q_OBJECT
 public:
-    static SearchMethodManager *getInstance();
+    static FileIndexManager *getInstance();
     void searchMethod(FileUtils::SearchMethod sm);
 private:
-    SearchMethodManager();
+    FileIndexManager(QObject *parent = nullptr);
     FirstIndex *m_fi;
 //    InotifyIndex* m_ii;
     InotifyWatch *m_iw = nullptr;
diff --git a/libsearch/index/index.pri b/libsearch/index/index.pri
index cfae419..e974b47 100644
--- a/libsearch/index/index.pri
+++ b/libsearch/index/index.pri
@@ -13,13 +13,14 @@ HEADERS += \
     $$PWD/pending-file-queue.h \
     $$PWD/pending-file.h \
     $$PWD/search-manager.h \
-    $$PWD/search-method-manager.h \
+    $$PWD/file-index-manager.h \
     $$PWD/traverse_bfs.h \
     $$PWD/ukui-search-qdbus.h
 
 SOURCES += \
     $$PWD/construct-document.cpp \
     $$PWD/document.cpp \
+    $$PWD/file-index-manager.cpp \
     $$PWD/file-reader.cpp \
     $$PWD/file-search-plugin.cpp \
     $$PWD/first-index.cpp \
@@ -30,7 +31,6 @@ SOURCES += \
     $$PWD/pending-file-queue.cpp \
     $$PWD/pending-file.cpp \
     $$PWD/search-manager.cpp \
-    $$PWD/search-method-manager.cpp \
     $$PWD/traverse_bfs.cpp \
     $$PWD/ukui-search-qdbus.cpp
 
diff --git a/libsearch/libsearch.h b/libsearch/libsearch.h
index 92eb6f8..a47d520 100644
--- a/libsearch/libsearch.h
+++ b/libsearch/libsearch.h
@@ -27,7 +27,7 @@
 
 #include "plugininterface/search-plugin-iface.h"
 #include "plugininterface/data-queue.h"
-#include "index/search-method-manager.h"
+#include "index/file-index-manager.h"
 #include "index/first-index.h"
 #include "index/ukui-search-qdbus.h"
 #include "index/search-manager.h"
diff --git a/search-ukcc-plugin/search.h b/search-ukcc-plugin/search.h
index 1124af3..1172b16 100644
--- a/search-ukcc-plugin/search.h
+++ b/search-ukcc-plugin/search.h
@@ -22,7 +22,7 @@
 #include <ukcc/widgets/titlelabel.h>
 
 #define UKUI_SEARCH_SCHEMAS "org.ukui.search.settings"
-#define SEARCH_METHOD_KEY "indexSearch"
+#define SEARCH_METHOD_KEY "file-index-enable"
 #define WEB_ENGINE_KEY "webEngine"
 //TODO
 #define CONFIG_FILE "/.config/org.ukui/ukui-search/ukui-search-block-dirs.conf"
diff --git a/ukui-search-service/ukui-search-service.cpp b/ukui-search-service/ukui-search-service.cpp
index 189be33..aa5d91f 100644
--- a/ukui-search-service/ukui-search-service.cpp
+++ b/ukui-search-service/ukui-search-service.cpp
@@ -2,7 +2,7 @@
 #include "ukui-search-service.h"
 #include "dir-watcher.h"
 #define UKUI_SEARCH_SCHEMAS "org.ukui.search.settings"
-#define SEARCH_METHOD_KEY "indexSearch"
+#define SEARCH_METHOD_KEY "file-index-enable"
 using namespace UkuiSearch;
 UkuiSearchService::UkuiSearchService(int &argc, char *argv[], const QString &applicationName): QtSingleApplication (applicationName, argc, argv)
 {
@@ -96,7 +96,8 @@ void UkuiSearchService::setSearchMethodByGsettings()
     } else {
         FileUtils::searchMethod = FileUtils::SearchMethod::DIRECTSEARCH;
     }
-    SearchMethodManager::getInstance()->searchMethod(FileUtils::searchMethod);
+    FileIndexManager::getInstance()->searchMethod(FileUtils::searchMethod);
+
 }
 
 void UkuiSearchService::indexServiceSwitch(bool startIndex)
@@ -106,7 +107,7 @@ void UkuiSearchService::indexServiceSwitch(bool startIndex)
     } else {
         FileUtils::searchMethod = FileUtils::SearchMethod::DIRECTSEARCH;
     }
-    SearchMethodManager::getInstance()->searchMethod(FileUtils::searchMethod);
+    FileIndexManager::getInstance()->searchMethod(FileUtils::searchMethod);
 
     const QByteArray id(UKUI_SEARCH_SCHEMAS);
     if(QGSettings::isSchemaInstalled(id)) {
diff --git a/ukui-search-service/ukui-search-service.h b/ukui-search-service/ukui-search-service.h
index 562756d..a9c13a9 100644
--- a/ukui-search-service/ukui-search-service.h
+++ b/ukui-search-service/ukui-search-service.h
@@ -5,7 +5,7 @@
 #include <QCommandLineParser>
 #include <QGSettings/QGSettings>
 #include "qtsingleapplication.h"
-#include "search-method-manager.h"
+#include "file-index-manager.h"
 #include "common.h"
 namespace UkuiSearch {