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Causes of poor signal.
1.The mobile phone wears a protective case made of metal, and the carrier and Wi-Fi signals are shielded by metal, resulting in poor signals.
2.The current location of the operator's signal is poor, or the distance from the base station is long;
3.There may be a fault in the mobile phone, you can restore the network status of the mobile phone first to eliminate the cause of the failure, or directly go to the official after-sales service to detect the mobile phone.
Resolution. 1.Enable airplane mode.
Sometimes the network around the current location of the mobile phone is poor, which will cause the signal to be in a state of no service, and you can search for the network signal again when the airplane mode is turned on. Swipe up to call out Control Center to turn on Airplane Mode, wait a few seconds and then tap to turn off Airplane Mode.
2.By resetting network settings.
Or restart your phone.
The phone may not be able to connect to the network due to the system itself, and you can restore it to the default factory settings by restoring the network settings.
Fix the no-service issue, or you can try restarting your phone to solve it.
In Settings - General, select Reset - Reset Network Settings, enter the password, and click Reset Network Settings in the confirmation dialog box. If the network status is still not good after restoring the network, you can try restarting your phone.
<>3.Replace the SIM card.
If the mobile phone cannot connect to the network normally, it may also be caused by the SIM card of the mobile phone, you can remove the SIM card and check whether it is damaged or worn; The cause of the failure can be troubleshot by inserting another SIM card from the same carrier.
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The reasons for the sudden lack of signal on the iPhone are: poor surrounding network, network setting problems, and SIM card.
Problems, system software problems, mobile phone hardware problems.
1. The surrounding network is poor.
The network of the surrounding environment is relatively poor, which will lead to the signal being in a state of no service, which will lead to no signal and no service on the Apple mobile phone, and changing a place with a good network can solve the problem.
2. Network setting problems.
After the iPhone has been used for a long time, due to some reasons of the system itself, the mobile phone will suddenly have no signal and cannot connect to the network, you can reset the network settings.
Revert to the default factory settings.
to fix the no-service issue, or by restarting the phone.
3. SIM card problem.
A problem with the SIM card of the mobile phone will also cause the mobile phone to be unable to connect to the network. You can take out the SIM card, check whether it is damaged or worn, or find another SIM card to insert into the Apple mobile phone to try to solve the problem, but if it still can't be solved, you can deny the reason for the SIM card.
4. System software problems.
Due to some vulnerabilities in the iOS system of Apple mobile phones, these vulnerabilities sometimes cause the mobile phone to be unable to search the network and display no service status, you can update your mobile phone's system to the latest version to solve this problem.
5. Mobile phone hardware problems.
If the above methods can't solve this problem, there is a high probability that there is a problem with the hardware of the mobile phone, and you need to go to Apple after-sales service to request processing.
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If there is no signal on your iPhoneX, it means that your phone is not in the service area, so please go to the area covered by the network. If the phone sim card.
If it is not installed correctly, then the phone will always show "no service", at this time, please remove the card slot and reinstall the SIM card again, and then restart the phone.
iPhoneX Tips: 1Hide phone apps - first open the "Settings" app, then tap the "Screen Time" option, then click on the "Content & Privacy Restrictions" option, then turn on the "Content & Access Privacy Restrictions" feature, and tap on the "Content Restrictions" option, then tap on the "App" option, and then choose one of "Don't allow apps +" or "Allow all apps" according to your needs, so you can hide the app.
2. Set screen time - click the "Downtime" option in the "Screen Time" function page, then turn on the "Downtime" function, and then select the set time. Once you've set a time, you'll only be able to use the apps and features you've selected during the deactivation period.
With Screen Time, you can view real-time reports on how much time you're spending on your iPhone, iPad, or iPod touch, and set limits for what you want to manage.
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If the signal of the Apple mobile phone is intermittent, then it is possible that the local signal is not good, or your card slot is not in good contact, and this situation will also occur.
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