Android network interface requests data, oppo R 15 mobile phone 4G traffic, but does not request data.

Network interface requests data. In the test, OPPO R 15 mobile phone uses 4G traffic. When requesting data, the request prompts that the connection has timed out, but the data can be requested normally by using Wifi. It is recommended to enter OPPO R 15 mobile phone settings-dual card and mobile network-use WLAN and mobile network applications, and click the software to allow the use of mobile network data.

After the above attempts, the problem still exists. After backing up the important data files in the mobile phone, go to Settings-Other Settings-and click Restore the mobile phone, or take the mobile phone to the OPPO Customer Service Center for free inspection and brushing. You can quickly find the address and telephone number of OPPO Customer Service Center in the following ways:

1. Enter the OPPO official website-Service-Service Network for inquiry; 2. Enter the oppo+- Home-Recommendation-Service Network.