php editor Zimo pointed out that the disappearance of the 4G network of Apple mobile phones may be caused by network setting problems or operator service abnormalities. To restore the 4G network, first ensure that the mobile phone network is turned on and the SIM card is normal. If you still cannot connect to 4G, you can try to restart your phone, update the system, check the network settings, or contact the operator to solve the problem. If the problem is still not resolved, you may need to go to a professional repair center to check or replace the SIM card. Remember to back up important data to avoid losing it.
Answer: Restart the phone, turn on the 4G network, pay, and contact the operator
1. The user finds that the 4G signal of the mobile phone is no longer needed First confirm whether your mobile phone has 4g network service turned on.
2. Users can turn on or off the 4g network in the cellular network option in the settings.
3. If the user's mobile phone is used in an area with very weak signal, it will also cause the 4g signal to disappear.
4. Users can go to areas with fewer people, higher areas or open open areas.
5. The user’s mobile phone has not paid for a long time, resulting in the mobile phone being unable to use network services and 4g functions being limited.
6. Contact the operator of your number to confirm the signal condition of your mobile phone or whether the 4G signal in the area is covered.
7. Finally, the problem is caused by the mobile phone system. You can try to restart the phone to solve the problem.
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