Update app_multi.py

app_multi.py

@@ -676,8 +676,8 @@ with app:
             )
             f0_method = gr.Radio(
                 label='f0 methods',
-                choices=['pm', 'harvest'],
-                value='pm',
+                choices=['pm', 'rmvpe'],
+                value='rmvpe',
                 interactive=True
             )