Pinktabulous
She has two options, she can switch to a Paper hearing where the hearing will be heard in her absence, if she goes down this route then she should make sure that any testimony and evidence that she wants them to consider is with the Tribunal Service before she makes the switch.
Or, she can contact the Tribunal Service to see whether you can attend in her send, the decision lies with the Judge in charge of her appeal.
Gordon
Nothing on this board constitutes legal advice - always consult a professional about specific problems