Through the removal button it is possible to delete several items at the same time. Follow the steps below:
1. Select the items you want to delete by clicking the checkbox;
Port Forwarding - Selection for deletion
2. Click the remove button  and a screen will ask if you want to delete the selected item:
Port Forwarding - Remove itens
If you want to cancel click on the  button. To complete the deletion click on the [ ] button.
The item was successfully deleted.
Below we will detail the contents of the columns.