Home > Article > Mobile Tutorial > The 4G network of Apple mobile phone suddenly cannot be used
php editor Yuzai found that many users recently reported that Apple mobile phones were suddenly unable to connect to the 4G network. Abnormal mobile phone network connections may be caused by problems with network settings, unstable operator signals, or mobile phone system failures. In response to this situation, users can try to reset the network, update the mobile phone system, replace the SIM card, or contact the operator's customer service for consultation and resolution. We hope these methods can help users solve the problem of the sudden unavailability of the 4G network on their iPhones.
Answer: It may be due to arrears, poor signal, or mobile phone failure
1. First, you need to confirm whether your iPhone is correct. Turn on 4G network service;
2. Find the cellular network in the phone's settings, and you can turn on and off 4G;
3. The user is in a location with extremely poor signal , may cause the 4G signal to disappear;
4. You can try to see if 4G can be restored in a place with few people, high terrain or open outdoors.
5. If the network service is interrupted due to mobile phone arrears, users need to pay in time;
6. If there are still problems, please contact the operator of your mobile phone number directly for updates. Exact information.
7. There may be a problem with the phone's system. Users can try to restart the phone to solve the problem.
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