diff --git a/internal/crosscompile/crosscompile.go b/internal/crosscompile/crosscompile.go
index 2812e092..b126be4e 100644
--- a/internal/crosscompile/crosscompile.go
+++ b/internal/crosscompile/crosscompile.go
@@ -74,6 +74,7 @@ func getESPClangRoot() (clangRoot string, err error) {
 			if !errors.Is(err, fs.ErrNotExist) {
 				return
 			}
+			fmt.Fprintln(os.Stderr, "ESP Clang not found in LLGO_ROOT or cache, will download.")
 			if err = downloadAndExtractESPClang(platformSuffix, cacheClangDir); err != nil {
 				return
 			}
diff --git a/internal/crosscompile/fetch.go b/internal/crosscompile/fetch.go
index 64f1ae83..3e21ea04 100644
--- a/internal/crosscompile/fetch.go
+++ b/internal/crosscompile/fetch.go
@@ -133,6 +133,7 @@ func downloadAndExtractESPClang(platformSuffix, dir string) error {
 	defer os.RemoveAll(downloadDir)
 
 	// Download clang binary package
+	fmt.Fprintf(os.Stderr, "Downloading ESP Clang %s-%s...\n", espClangVersion, platformSuffix)
 	clangUrl := fmt.Sprintf("%s/clang-esp-%s-%s.tar.xz", espClangBaseUrl, espClangVersion, platformSuffix)
 	clangFile := filepath.Join(downloadDir, fmt.Sprintf("clang-%s-%s.tar.xz", espClangVersion, platformSuffix))
 	if err := downloadFile(clangUrl, clangFile); err != nil {
@@ -148,6 +149,7 @@ func downloadAndExtractESPClang(platformSuffix, dir string) error {
 	defer os.RemoveAll(extractDir)
 
 	// Extract both packages to extract directory
+	fmt.Fprintln(os.Stderr, "Extracting ESP Clang...")
 	if err := extractTarXz(clangFile, extractDir); err != nil {
 		return fmt.Errorf("failed to extract clang: %w", err)
 	}
@@ -157,5 +159,6 @@ func downloadAndExtractESPClang(platformSuffix, dir string) error {
 	if err := os.Rename(espClangDir, dir); err != nil {
 		return fmt.Errorf("failed to rename esp-clang directory: %w", err)
 	}
+	fmt.Fprintln(os.Stderr, "ESP Clang downloaded and extracted successfully.")
 	return nil
 }