My mobile phone is Telecom Coolpad 52 16, but I can't send short messages now. I can make phone calls, surf the Internet and receive text messages, but I can't send text messages.

Hello, first of all, thank you for your support to China Telecom. According to your description. You can check whether there is any error in the center number in the SMS settings. If not, restore the phone to the factory settings. Get a new machine in the new year, and you will come to Tianyi! Anhui Telecom's latest mobile phone promotion activities, smart new machines, high-end big screen machines, Samsung, Xiaomi, Huawei and Coolpad, there is always one for you. Come to Anhui Telecom's online business hall when changing planes!