diff --git a/Build.Counter b/Build.Counter
index d7841fb0..e6330cb6 100644
--- a/Build.Counter
+++ b/Build.Counter
@@ -1 +1 @@
-2929
+2939
diff --git a/src/QvCoreConfigOperations_Convertion.cpp b/src/QvCoreConfigOperations_Convertion.cpp
index 20d72a9d..cb43401e 100644
--- a/src/QvCoreConfigOperations_Convertion.cpp
+++ b/src/QvCoreConfigOperations_Convertion.cpp
@@ -74,15 +74,27 @@ namespace Qv2ray
             bool SaveSubscriptionConfig(CONFIGROOT obj, const QString &subscription, const QString &name)
             {
                 auto str = JsonToString(obj);
-                QFile *config = new QFile(QV2RAY_SUBSCRIPTION_DIR + subscription + "/" + name + QV2RAY_CONFIG_FILE_EXTENSION);
+                auto fName = name;
+
+                if (!IsValidFileName(fName + QV2RAY_CONFIG_FILE_EXTENSION)) {
+                    fName = QObject::tr("Invalid filename") + "_" + GenerateRandomString(6) + QV2RAY_CONFIG_FILE_EXTENSION;
+                }
+
+                QFile *config = new QFile(QV2RAY_SUBSCRIPTION_DIR + subscription + "/" + fName + QV2RAY_CONFIG_FILE_EXTENSION);
 
                 // If there's already a file. THIS IS EXTREMELY RARE
                 if (config->exists()) {
                     LOG(MODULE_FILE, "Trying to overrwrite an existing subscription config file. THIS IS RARE")
                 }
 
-                LOG(MODULE_CONFIG, "Saving a subscription named: " + name)
-                return StringToFile(&str, config);
+                LOG(MODULE_CONFIG, "Saving a subscription named: " + fName)
+                bool result = StringToFile(&str, config);
+
+                if (!result) {
+                    LOG(MODULE_FILE, "Failed to save a connection config from subscription: " + subscription + ", name: " + fName)
+                }
+
+                return result;
             }
 
             bool RemoveConnection(const QString &alias)
diff --git a/src/ui/w_ImportConfig.cpp b/src/ui/w_ImportConfig.cpp
index 4bdc6fae..10c3be29 100644
--- a/src/ui/w_ImportConfig.cpp
+++ b/src/ui/w_ImportConfig.cpp
@@ -237,9 +237,14 @@ void ImportConfigWindow::on_subscriptionButton_clicked()
     hide();
     SubscribeEditor w;
     w.exec();
-    auto _result = w.GetSelectedConfig();
+    auto importToComplex = !keepImportedInboundCheckBox->isEnabled();
     connections.clear();
-    connections[_result.first] = _result.second;
+
+    if (importToComplex) {
+        auto _result = w.GetSelectedConfig();
+        connections[_result.first] = _result.second;
+    }
+
     accept();
 }
 
diff --git a/src/ui/w_MainWindow.cpp b/src/ui/w_MainWindow.cpp
index 8335df26..68e33376 100644
--- a/src/ui/w_MainWindow.cpp
+++ b/src/ui/w_MainWindow.cpp
@@ -948,18 +948,18 @@ void MainWindow::on_pingTestBtn_clicked()
         if (QvMessageBoxAsk(this, tr("Latency Test"), tr("You are about to run latency test on all servers, do you want to continue?")) == QMessageBox::Yes) {
             aliases.append(connections.keys());
         }
-    } else if (selection.count() == 1) {
-        if (IsSelectionConnectable) {
-            // Current selection is a config
-            aliases.append(ItemConnectionIdentifier(selection.first()));
-        } else {
-            // Current selection is a subscription or... something else strange.
-            // So we add another check to make sure the selected one is a subscription entry.
-            if (selection.first()->childCount() > 0) {
+    } else {
+        for (auto i = 0; i < selection.count(); i++) {
+            auto thisItem = selection[i];
+
+            if (thisItem->childCount() > 0) {
+                // So we add another check to make sure the selected one is a subscription entry.
                 // Loop to add all sub-connections to the list.
-                for (auto i = 0; i < selection.first()->childCount(); i++) {
-                    aliases.append(ItemConnectionIdentifier(selection.first()->child(i)));
+                for (auto j = 0; j < thisItem->childCount(); j++) {
+                    aliases.append(ItemConnectionIdentifier(thisItem->child(j)));
                 }
+            } else {
+                aliases.append(ItemConnectionIdentifier(thisItem));
             }
         }
     }
diff --git a/src/ui/w_PreferencesWindow.ui b/src/ui/w_PreferencesWindow.ui
index 6292b245..18ff2ab3 100644
--- a/src/ui/w_PreferencesWindow.ui
+++ b/src/ui/w_PreferencesWindow.ui
@@ -465,7 +465,7 @@
              <item row="1" column="1">
               <widget class="QLabel" name="label_15">
                <property name="text">
-                <string>Assets Directory Path</string>
+                <string>V2ray Assets Directory</string>
                </property>
               </widget>
              </item>
diff --git a/src/ui/w_SubscriptionEditor.cpp b/src/ui/w_SubscriptionEditor.cpp
index b49d8f4f..c2ff510b 100644
--- a/src/ui/w_SubscriptionEditor.cpp
+++ b/src/ui/w_SubscriptionEditor.cpp
@@ -135,7 +135,10 @@ void SubscribeEditor::StartUpdateSubscription(const QString &subscriptionName)
                 LOG(MODULE_SUBSCRIPTION, "Processing a subscription with following error: " + errMessage)
             } else {
                 connectionsList->addItem(_alias);
-                SaveSubscriptionConfig(config, subscriptionName, _alias);
+
+                if (!SaveSubscriptionConfig(config, subscriptionName, _alias)) {
+                    // Cannot save.
+                }
             }
         }