What should I do if the SMS is scrambled by the jammer?

The signal frequency used by SMS mobile phones is within a certain range, generally 1800M and 900M, and the interference sources are generally within this range, and the interference sources are generally only within a certain range or only for a single number. You can try to change your phone, place, place and number. Otherwise, you can call. In addition, your phone does not support some special characters or symbols.