Why does the iPhone show no service on it?

How to solve the problem of no service on the iPhone.

Mobile phone communication is to send and receive signals through the network base station, and then communicate with the called party, such as the mobile phone shows no service may be related to the following conditions:

1. The SIM card of the mobile phone is in poor contact with the shneme of the mobile phone card slot, resulting in the failure of the SIM card circuit and the inability of the mobile phone to communicate with the network base station.

2. The mobile phone is incompatible with the system due to the application software for installation, resulting in the system software closing the modem in the mobile phone signal processing circuit, at this time you can turn off the mobile phone and then restart, the modem in the mobile phone signal circuit will be restarted, and after the signal is normal, delete the suspicious mobile phone application software installed before the problem.

3. The SIM card of the mobile phone is not registered in the network, at this time, you can insert this SIM card into another mobile phone, if it also shows no service as the reason for the SIM card.

4. If the SIM card of the mobile phone is accidental, and there is no signal in the network signal coverage area, it fails to reconnect to search the network and merge the book, at this time, you can manually search for network registration under the menu of Settings - General - Network - Network Operator.

5. If the signal coverage of the mobile phone SIM card network operator is not available, you can change the location to an open area, and then check the mobile phone signal grid display, if the display is normal after changing the location, you can call the network operator service ** for feedback and complaints.

6. **The card has been used for too long, and with a valid certificate, you can go to the local business hall to reapply for a card.

The phone shows no service, it should be a network problem, restart the phone in another place and then turn on the airplane mode to try back, so it's OK.

It may be due to the SIM card, or it may be a problem with the system or hardware of the mobile phone.

1. There are many reasons why the iPhone shows no service, it may be the reason of the SIM card, or it may be the problem of the mobile phone system or hardware.

2. Sometimes the mobile phone will be in a state of no service due to the poor network of the surrounding environment, at this time, we turn on the airplane mode and then turn off the airplane mode, and the system will search for the network signal again. Open [Settings] on your phone, then turn on the button to the right of the [Airplane mode] option, wait a few seconds and then turn it off.

3. After the iPhone has been used for a long time, it may be due to some reasons of the system itself, resulting in the difference in the connection height of the mobile phone is not on the network, we can solve the problem of no service by restoring the network settings and restoring to the default factory settings, or by restarting the mobile phone. First, tap the [General] option in the [Settings] of your phone.

4. Then at the bottom of the [General] interface, find the [Restore] option and click to open it.

5. Then on the page that opens, click the [Reset Network Settings] option, and then enter the phone password to restore the network.

6. If there is still no service status after restoring the network settings, then we can try to turn off the phone first and then restart it to see if this problem can be solved.

7. If the mobile phone cannot be connected to the network, it may also be a problem with the SIM card of the mobile phone. We can remove the SIM card to check whether it is damaged or worn, or find another SIM card to insert into the iPhone 6 mobile phone to try to solve the problem. If it still can't be solved, then you can deny the reason for the SIM card.

8. Due to some vulnerabilities in the iOS system of Apple mobile phones, these vulnerabilities may sometimes cause the mobile phone to be unable to search the network and display no service status. We can update our phone's system to the latest version, which can generally solve this problem. We can find [General] from the [Settings] of the mobile phone and click [Software Update] to update, or connect the computer iTunes to update.

9. If the above methods can't solve this problem, it is likely to be a problem with the hardware of the mobile phone. <>

How to solve the problem of no service on the iPhone.

What to do if the iPhone suddenly goes out of service.

Because the local network signal was not good at that time, the signal was not completely covered, and all the services were displayed.

1. You can try turning off your iPhone and then turning it back on.

2. Turn airplane mode on and off.

3. Remove the SIM card and verify that it is a valid SIM card manufactured by the carrier. Also verify that it is not damaged, worn, or modified. Then plug it back in.

4. Check for carrier settings updates, and when connected to a Wi-Fi network, tap Settings > General > About the Mac.

iPhone display"No service"It is usually caused by the following reasons: laughing pei.

SIM card problem: It may be that the SIM card is not inserted correctly or is not compatible with the phone. Check that the SIM card is inserted correctly, and try to remove it and reinsert it into the phone to make sure the SIM card is not damaged.

Carrier issues: Sometimes it's possible that there is a problem with your carrier's network that prevents your phone from connecting to the network. You can try turning your phone off and restarting, or switching to airplane mode and back again, so that you can sometimes reconnect to the Internet.

Problems with cellular data or roaming settings: There might be an issue with your cellular data or roaming settings that prevents your phone from connecting to your mobile network. Check that your phone's cellular data and roaming settings are turned on and make sure the correct carrier is checked.

Software issues: Sometimes there may be a problem with the phone's software, which causes the signal to not display properly. You can try updating your phone's system software or resetting your network settings, which can sometimes resolve these issues.

Hardware issues: In some cases, it may be that the phone's hardware is faulty, such as an antenna issue or a faulty baseband chip, causing the phone to fail to connect to the signal. In this case, you usually need to contact Apple customer service or go to an authorized repair shop for repair.

If none of the above solves the problem, it is recommended to contact your carrier or Pingpon Weiguo customer service for help or to arrange further maintenance.