Answer:If the above methods have been tried and still cannot be solved, it may be necessary to send them to a professional maintenance point to check the hardware damage.Don't forget to ask whether the maintenance is free during the warranty period
Answer:If none of the above methods is effective, it is recommended to contact Xiaomi customer service or go to a professional maintenance station for help. They may have specific methods for repairing this version.Don't forget to back up important data