ver 1.6

app.py

@@ -242,23 +242,24 @@ with gr.Blocks(css=css) as demo:
     )
     with gr.Row(elem_id="container"):
         inp = gr.File(
-            label="Upload SRT files", 
-            file_count="multiple", 
-            type="filepath", 
+            label="Upload SRT files",
+            file_count="multiple",
+            type="filepath",
+            file_types=["srt"],
             height=600
         )
         out = gr.File(
             label="Generated Audio Files",
             file_count="multiple",
             type="filepath",
-            height=600
+            height=600,
         )
     
     btn = gr.Button("Generate")
     download_btn = gr.Button("Download All")
 
     btn.click(fn=srt_to_audio_multi, inputs=inp, outputs=out)
-    download_btn.click(fn=download_all, inputs=out, outputs="file")
+    download_btn.click(fn=download_all, inputs=out, outputs=gr.File(label="Download ZIP"))
 
 if __name__ == "__main__":
     demo.launch()