What should I do if the iphone baseband is broken?

Baseband is the communication system of iPhone, which is used to control mobile phone communication, telephone communication, WiFi wireless communication and Bluetooth communication. IPhone has related communication hardware and needs baseband communication system driver. With the work baseband, you can make phone calls, send and receive short messages and use 3G functions. It is recommended to make an appointment for maintenance immediately. The detailed steps are as follows:

1. Enter Apple official website in the browser search box and click search on the right.

2. Switch to official website and click Technical Support in the upper right corner!

3. Drop down the interface, and select the maintenance option.

4. Click to start the maintenance request immediately.

5. Click on your device.

6. Select the corresponding reason and click it.

7. Click on the second self-repair.

8. If you enter your own details correctly, you can make an appointment successfully.