updated app.py

app.py

@@ -1605,12 +1605,10 @@ with gr.Blocks(title="RVC WebUI") as app:
                 def upload_file(filepath):
                     filename = os.path.basename(filepath)
                     shutil.copy(name, os.path.join('audios', filename))
-                upload_button = gr.UploadButton(label=f"Upload", visible=False)
+                upload_button = gr.UploadButton(label=f"Upload", visible=True, file_count='single')
                 upload_button.upload(upload_file, upload_button, None)
 
         with gr.TabItem("File Explorer (download)"):
-            gr.Markdown('### `FileExplorer` to `FileExplorer` -- `file_count="single"`')
-            download_submit_btn = gr.Button("Select")
             with gr.Row():
                 def file_changing(x):
                     name = Path(x).name