diff --git a/frameworks/native/appkit/app/main_thread.cpp b/frameworks/native/appkit/app/main_thread.cpp
index f907ce2e5c..57ab3b51f9 100644
--- a/frameworks/native/appkit/app/main_thread.cpp
+++ b/frameworks/native/appkit/app/main_thread.cpp
@@ -160,6 +160,8 @@ const std::string OVERLAY_STATE_CHANGED = "usual.event.OVERLAY_STATE_CHANGED";
 const std::string JSON_KEY_APP_FONT_SIZE_SCALE = "fontSizeScale";
 const std::string JSON_KEY_APP_FONT_MAX_SCALE = "fontSizeMaxScale";
 const std::string JSON_KEY_APP_CONFIGURATION = "configuration";
+const std::string DEFAULT_APP_FONT_SIZE_SCALE = "nonFollowSystem";
+const std::string SYSTEM_DEFAULT_FONTSIZE_SCALE = "1.0";
 const int32_t TYPE_RESERVE = 1;
 const int32_t TYPE_OTHERS = 2;
 
@@ -1762,6 +1764,10 @@ void MainThread::HandleLaunchApplication(const AppLaunchData &appLaunchData, con
 
     Configuration appConfig = config;
     ParseAppConfigurationParams(bundleInfo.applicationInfo.configuration, appConfig);
+    std::string systemSizeScale = appConfig.GetItem(AAFwk::GlobalConfigurationKey::APP_FONT_SIZE_SCALE);
+    if (!systemSizeScale.empty() && systemSizeScale.compare(DEFAULT_APP_FONT_SIZE_SCALE) == 0) {
+        appConfig.AddItem(AAFwk::GlobalConfigurationKey::SYSTEM_FONT_SIZE_SCALE, SYSTEM_DEFAULT_FONTSIZE_SCALE);
+    }
 
     if (!InitResourceManager(resourceManager, entryHapModuleInfo, bundleInfo.name,
         appConfig, bundleInfo.applicationInfo)) {
@@ -3423,6 +3429,7 @@ void MainThread::ScheduleCacheProcess()
 void MainThread::ParseAppConfigurationParams(const std::string configuration, Configuration &appConfig)
 {
     TAG_LOGD(AAFwkTag::APPKIT, "start");
+    appConfig.AddItem(AAFwk::GlobalConfigurationKey::APP_FONT_SIZE_SCALE, DEFAULT_APP_FONT_SIZE_SCALE);
     if (configuration.empty()) {
         TAG_LOGE(AAFwkTag::ABILITYMGR, "the configuration is empty");
         return;
@@ -3443,6 +3450,7 @@ void MainThread::ParseAppConfigurationParams(const std::string configuration, Co
     }
     if (jsonObject.contains(JSON_KEY_APP_FONT_SIZE_SCALE)
         && jsonObject[JSON_KEY_APP_FONT_SIZE_SCALE].is_string()) {
+        std::string configFontSizeScal = jsonObject.at(JSON_KEY_APP_FONT_SIZE_SCALE).get<std::string>();
         appConfig.AddItem(AAFwk::GlobalConfigurationKey::APP_FONT_SIZE_SCALE,
             jsonObject.at(JSON_KEY_APP_FONT_SIZE_SCALE).get<std::string>());
     }
diff --git a/frameworks/native/appkit/app/ohos_application.cpp b/frameworks/native/appkit/app/ohos_application.cpp
index 963ea64d08..d17eea8076 100644
--- a/frameworks/native/appkit/app/ohos_application.cpp
+++ b/frameworks/native/appkit/app/ohos_application.cpp
@@ -441,7 +441,6 @@ void OHOSApplication::OnConfigurationUpdated(Configuration config)
     }
     std::string language = config.GetItem(AAFwk::GlobalConfigurationKey::SYSTEM_LANGUAGE);
     std::string colorMode = config.GetItem(AAFwk::GlobalConfigurationKey::SYSTEM_COLORMODE);
-    std::string fontSizeScal = config.GetItem(AAFwk::GlobalConfigurationKey::SYSTEM_FONT_SIZE_SCALE);
     std::string languageIsSetByApp =
         config.GetItem(AAFwk::GlobalConfigurationKey::LANGUAGE_IS_SET_BY_APP);
     std::string colorModeIsSetByApp =
@@ -455,45 +454,18 @@ void OHOSApplication::OnConfigurationUpdated(Configuration config)
         configuration_->GetItem(AAFwk::GlobalConfigurationKey::SYSTEM_COLORMODE);
     std::string globalLanguageIsSetByApp =
         configuration_->GetItem(AAFwk::GlobalConfigurationKey::LANGUAGE_IS_SET_BY_APP);
-    std::string globalColorModeIsSetByApp =
-        configuration_->GetItem(AAFwk::GlobalConfigurationKey::COLORMODE_IS_SET_BY_APP);
     std::string globalColorModeIsSetBySa =
         configuration_->GetItem(AAFwk::GlobalConfigurationKey::COLORMODE_IS_SET_BY_SA);
-    std::string globalFontFollowSysteme =
-        configuration_->GetItem(AAFwk::GlobalConfigurationKey::APP_FONT_SIZE_SCALE);
-    if (colorMode.compare(ConfigurationInner::COLOR_MODE_AUTO) == 0 && globalColorModeIsSetBySa.empty()) {
-        TAG_LOGD(AAFwkTag::APPKIT, "colorMode is auto");
-        constexpr int buffSize = 64;
-        char valueGet[buffSize] = { 0 };
-        auto res = GetParameter(PERSIST_DARKMODE_KEY, colorMode.c_str(), valueGet, buffSize);
-        if (res <= 0) {
-            TAG_LOGE(AAFwkTag::APPKIT, "get parameter failed.");
-            return;
-        }
-        config.AddItem(AAFwk::GlobalConfigurationKey::SYSTEM_COLORMODE, valueGet);
-    }
-    if (!colorMode.empty() && colorModeIsSetByApp.empty() && colorModeIsSetBySa.empty()) {
-        if ((!globalColorModeIsSetByApp.empty() && globalColorMode.compare(ConfigurationInner::COLOR_MODE_AUTO) != 0) ||
-            !globalColorModeIsSetBySa.empty()) {
-            TAG_LOGD(AAFwkTag::APPKIT, "colormode has been set by app or sa");
-            return;
-        }
-    }
-    if (!fontSizeScal.empty()) {
-        if (!globalFontFollowSysteme.empty()
-            && globalFontFollowSysteme.compare(ConfigurationInner::IS_APP_FONT_FOLLOW_SYSTEM) != 0) {
-            TAG_LOGW(AAFwkTag::APPKIT, "the font configured for the app does not take effect with the system");
-            return;
-        }
-    }
-    if (!colorModeIsSetBySa.empty() && colorModeIsSetByApp.empty()) {
-        if (!globalColorModeIsSetByApp.empty() && globalColorMode.compare(ConfigurationInner::COLOR_MODE_AUTO) != 0) {
-            TAG_LOGD(AAFwkTag::APPKIT, "colormode has been set by app");
-            return;
-        }
-    }
-    if (!language.empty() && languageIsSetByApp.empty() && !globalLanguageIsSetByApp.empty()) {
-        TAG_LOGD(AAFwkTag::APPKIT, "language has been set by app");
+    // Whether the color changes with the system
+    bool isUpdateAppColor = isUpdateColor(config, colorMode, globalColorMode,
+        globalColorModeIsSetBySa, colorModeIsSetByApp, colorModeIsSetBySa);
+    // Whether the font changes with the system
+    bool isUpdateAppFontSize = isUpdateFontSize(config);
+    // Whether the language changes with the system
+    bool isUpdateAppLanguage = isUpdateLanguage(config, language, languageIsSetByApp, globalLanguageIsSetByApp);
+    // If size is not equal to 0, other keys need to be updated.
+    if (!isUpdateAppColor && !isUpdateAppFontSize && !isUpdateAppLanguage && config.GetItemSize() == 0) {
+        TAG_LOGD(AAFwkTag::UIABILITY, "Configuration does not need to be updated");
         return;
     }
     std::vector<std::string> changeKeyV;
@@ -1005,5 +977,69 @@ void OHOSApplication::CleanEmptyAbilityStage()
         TAG_LOGI(AAFwkTag::APPKIT, "Application contains none empty abilityStage");
     }
 }
+
+bool OHOSApplication::isUpdateColor(Configuration &config, std::string colorMode, std::string globalColorMode,
+    std::string globalColorModeIsSetBySa, std::string colorModeIsSetByApp, std::string colorModeIsSetBySa)
+{
+    bool isUpdateColor = true;
+    if (colorMode.compare(ConfigurationInner::COLOR_MODE_AUTO) == 0 && globalColorModeIsSetBySa.empty()) {
+        TAG_LOGD(AAFwkTag::APPKIT, "colorMode is auto");
+        constexpr int buffSize = 64;
+        char valueGet[buffSize] = { 0 };
+        auto res = GetParameter(PERSIST_DARKMODE_KEY, colorMode.c_str(), valueGet, buffSize);
+        if (res <= 0) {
+            TAG_LOGE(AAFwkTag::APPKIT, "get parameter failed.");
+            return false;
+        }
+        config.AddItem(AAFwk::GlobalConfigurationKey::SYSTEM_COLORMODE, valueGet);
+    }
+    std::string globalColorModeIsSetByApp =
+        configuration_->GetItem(AAFwk::GlobalConfigurationKey::COLORMODE_IS_SET_BY_APP);
+    if (!colorMode.empty() && colorModeIsSetByApp.empty() && colorModeIsSetBySa.empty()) {
+        if ((!globalColorModeIsSetByApp.empty() && globalColorMode.compare(ConfigurationInner::COLOR_MODE_AUTO) != 0) ||
+            !globalColorModeIsSetBySa.empty()) {
+            TAG_LOGD(AAFwkTag::APPKIT, "colormode has been set by app or sa");
+            config.RemoveItem(AAFwk::GlobalConfigurationKey::SYSTEM_COLORMODE);
+            isUpdateColor = false;
+        }
+    }
+    if (!colorModeIsSetBySa.empty() && colorModeIsSetByApp.empty()) {
+        if (!globalColorModeIsSetByApp.empty() && globalColorMode.compare(ConfigurationInner::COLOR_MODE_AUTO) != 0) {
+            config.RemoveItem(AAFwk::GlobalConfigurationKey::SYSTEM_COLORMODE);
+            isUpdateColor = false;
+        }
+    }
+    return isUpdateColor;
+}
+
+bool OHOSApplication::isUpdateFontSize(Configuration &config)
+{
+    std::string fontSizeScal = config.GetItem(AAFwk::GlobalConfigurationKey::SYSTEM_FONT_SIZE_SCALE);
+    std::string globalFontFollowSysteme = configuration_->GetItem(AAFwk::GlobalConfigurationKey::APP_FONT_SIZE_SCALE);
+    if (!globalFontFollowSysteme.empty()
+        && globalFontFollowSysteme.compare(ConfigurationInner::IS_APP_FONT_FOLLOW_SYSTEM) == 0) {
+        return true;
+    }
+    TAG_LOGW(AAFwkTag::APPKIT, "the font size configured for the app does not take effect with the system");
+    config.RemoveItem(AAFwk::GlobalConfigurationKey::SYSTEM_FONT_SIZE_SCALE);
+    configuration_->AddItem(AAFwk::GlobalConfigurationKey::SYSTEM_FONT_SIZE_SCALE,
+        ConfigurationInner::SYSTEM_DEFAULT_FONTSIZE_SCALE);
+    return false;
+}
+
+bool OHOSApplication::isUpdateLanguage(Configuration &config, const std::string language,
+    const std::string languageIsSetByApp, const std::string globalLanguageIsSetByApp)
+{
+    if (!language.empty() && languageIsSetByApp.empty() && !globalLanguageIsSetByApp.empty()) {
+        TAG_LOGD(AAFwkTag::APPKIT, "language has been set by app");
+        config.RemoveItem(AAFwk::GlobalConfigurationKey::SYSTEM_LANGUAGE);
+        return false;
+    }
+    if (language.empty()) {
+        TAG_LOGD(AAFwkTag::APPKIT, "language is empty, need not update");
+        return false;
+    }
+    return true;
+}
 }  // namespace AppExecFwk
 }  // namespace OHOS
diff --git a/interfaces/kits/native/appkit/app/ohos_application.h b/interfaces/kits/native/appkit/app/ohos_application.h
index ca9e9a3ca2..f7ee5b1dab 100644
--- a/interfaces/kits/native/appkit/app/ohos_application.h
+++ b/interfaces/kits/native/appkit/app/ohos_application.h
@@ -320,6 +320,11 @@ public:
 private:
     void DoCleanWorkAfterStageCleaned(const AbilityInfo &abilityInfo);
     void UpdateAppContextResMgr(const Configuration &config);
+    bool isUpdateColor(Configuration &config, std::string colorMode, std::string globalColorMode,
+        std::string globalColorModeIsSetBySa, std::string colorModeIsSetByApp, std::string colorModeIsSetBySa);
+    bool isUpdateFontSize(Configuration &config);
+    bool isUpdateLanguage(Configuration &config, const std::string language,
+        const std::string languageIsSetByApp, const std::string globalLanguageIsSetByApp);
 
 private:
     std::list<std::shared_ptr<AbilityLifecycleCallbacks>> abilityLifecycleCallbacks_;