Apple's mobile phone suddenly can't connect to the internet.

If the mobile phone can't access the Internet, it is recommended to try it according to the following steps:

1. Check whether this will happen to other mobile users around. If so, it may be a local network signal problem.

2. Check whether the "Move Data" switch is turned on. Check the Internet settings of the mobile phone. You can reset the network parameters and restart the operation of the mobile phone. Enter mobile phone settings-mobile network (or dual-card and mobile network)-select the card name that needs to access the Internet, keep the card slot that needs to be used open, click the name of access point (APN)- click the menu button "Reset to default settings" (whether the package includes the traffic charges generated by cmnet access points is subject to the actual package opening).

3. Check whether there is still phone bill in the account and whether the mobile phone status is normal.

4. Replace the mobile phone to test whether the SIM is normal.

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Iphone suddenly can't access the Internet. You can reset the network according to the following steps:

1, first find the "Settings" icon of the mobile phone, click "Settings", find "General" and select "Cellular Mobile Network".

2. If the mobile phone card supports 4G Internet access, you can also turn on the 4G option. This can greatly improve the internet speed, but it will also increase the consumption of electricity.

3. You can choose to turn on data roaming. This option is usually not turned on.

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There are two reasons, one is the problem of network, and the other is the problem of mobile phone, which needs you to investigate.

Apple's mobile phone is connected to the Internet, but the solution is as follows:

If you can't connect to the Internet with wifi, but other machines are normal, reconnect to WIFI or restart the router first to see if there is a hardware problem.

Apple's mobile phone can't surf the Internet without wifi. Check whether the cellular data network is turned on, or the mobile phone traffic service is in arrears, and the traffic service is not turned on, which will affect the mobile phone access to the Internet.

If you really can't debug, you can try to restore the network settings to the default values and try again. The method is to enter General in the options, find the Restore button below General, and click Restore Network Settings after entering.