What if the account of a powerful country can't be used?

According to today's headlines.

1. You need to abide by the rules of the platform of learning a powerful country. If you find that your illegal operation has been blocked, you can unlock your account by calling customer service or submitting a complaint.

2. When using the academic platform, you should pay attention to abide by the relevant regulations, do not engage in illegal operations, and avoid the situation that the account is banned and cannot be used.