diff --git a/src/main.cpp b/src/main.cpp
index 68f29e5..5f60fd9 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3,8 +3,12 @@
 /**
     changelog
 
+Version 0.4.1
+- Fix conversion bugs
+- Add progress UI for batch conversion
+
 Version 0.4.0
-- Utilities to convert ncm file to mp3/flac in batch
+- Utilities to convert/extract ncm file to mp3/flac
 
 Version 0.3.0
 - port to support multiple platform / architecture (x64/x86 Windows, Intel/ARM MacOS)
@@ -27,15 +31,20 @@ Version 0.0.1
 
 **/
 
+#define FALLBACK_VERSION "0.4.0"
+
 #ifdef CURRENT_VERSION
 #define VER_STR(X) #X
 #define EXTRACT(X) VER_STR(X)
 #define NCM_LOADER_VERSION EXTRACT(CURRENT_VERSION)
 #else
-#define NCM_LOADER_VERSION "0.4.0"
+#define NCM_LOADER_VERSION FALLBACK_VERSION
 #endif
 
-DECLARE_COMPONENT_VERSION("Ncm Loader", NCM_LOADER_VERSION, "Load and play Netease Music specific file format (ncm) directly.\n");
+constexpr auto About = "Load and play Netease Cloud Music specific format (.ncm) files.\n"
+                       "https://github.com/pnck/foo_input_ncm\n";
+
+DECLARE_COMPONENT_VERSION("Ncm Loader", NCM_LOADER_VERSION, About);
 
 // This will prevent users from renaming your component around (important for proper troubleshooter behaviors) or
 // loading multiple instances of it.
diff --git a/src/ui/context_menu.cpp b/src/ui/context_menu.cpp
index 31404cd..ee147b3 100755
--- a/src/ui/context_menu.cpp
+++ b/src/ui/context_menu.cpp
@@ -109,18 +109,18 @@ namespace fb2k_ncm::ui
                     pfc::string8 msg;
                     if (all_done) {
                         msg << "All audio content have been extracted successfully.\n\n";
-                        msg << "Extracted:\n";
+                        msg << succs.size() << " Extracted:\n";
                         for (auto &s : succs) {
                             msg << "  - " << s.c_str() << "\n";
                         }
                         popup_message::g_show(msg, "Extraction Completed", popup_message ::icon_information);
                     } else {
                         msg << "Extraction finished but some operations were failed.\n\n";
-                        msg << "Extracted:\n";
+                        msg << succs.size() << " Extracted:\n";
                         for (auto &s : succs) {
                             msg << "  - " << s.c_str() << "\n";
                         }
-                        msg << "\nFailed:\n";
+                        msg << "\n" << fails.size() << " Failed:\n";
                         for (auto &s : fails) {
                             msg << "  - " << s.c_str() << "\n";
                         }