Introduction of activation method of telecom supplementary card.

1. The supplementary card of Telecom can be directly installed in the mobile phone, and then the mobile phone card can be successfully activated by sending a text message or making a phone call.

2. China Telecom's mobile phone secondary card is successfully handled and directly installed in the mobile phone. The mobile phone will automatically recognize that the mobile phone card is not activated, and then select Activate Now in the prompt box. Then the mobile phone will send text messages at will, and the mobile phone card will be activated successfully.

3. The telecom secondary card can be activated and used directly after it is successfully handled. Specifically, you can directly consult the customer service of the local operator.