1. Contact HTC Film and Television Customer Service: First of all, you can try to contact the customer service team of HTC Film and Television APP, explain your problems to them and seek solutions. You can get in touch with them through the customer service contact information in the APP or the contact information of official website.
2. Complaint and report: If you can't get in touch with the customer service of HTC Film and Television APP, or you can't solve the problem, you can consider making a complaint and reporting it to the relevant regulatory authorities or consumer protection organizations. Provide relevant evidence and materials to explain your situation, so as to seek help and support from relevant institutions.
3. Seek legal aid: If the loss is great, you can consult a lawyer and consider seeking legal aid. Lawyers can help you assess the situation, provide appropriate legal advice and help you safeguard your rights and interests. In addition, I suggest that you must be cautious when you encounter similar situations in the future, and try to choose a reliable and reputable APP service provider to avoid bringing unnecessary risks and losses to yourself.