The reasons why the Apple mobile phone cannot access the Internet after connecting to the WiFi signal are:

1. The WiFi signal is unavailable and the mobile phone cannot access the Internet, that is, the wireless router is not set up for networking or there is a problem with the router. Cannot connect to the Internet normally; you can restart the router to solve the problem; if necessary, you can restore the router to factory settings, and then reset the network parameters of the router to ensure that the router is connected to the external network before the mobile phone can connect to the Internet normally.

2. Secondly, it may be that the IP address of the mobile phone conflicts with the IP address of other devices connected to the router for Internet access, so you cannot access the Internet. You can first disconnect other devices from connecting to the router for Internet access, or enter the router settings. Interface, bind a static IP address to the Apple mobile phone, and the mobile phone can return to normal Internet status.

3. There is a problem with the mobile phone system that prevents you from accessing the Internet after connecting to a WiFi signal. You can restart the phone first to solve the problem. If it cannot be solved, you can restore the network settings of the phone, then restart and open the LAN connection, and search for WiFi signals to connect to the Internet again. . The method to restore network settings is: open the phone's settings - restore - restore network settings.