Iphone driving test collection can't be connected to the internet

Does the subject want to ask "why can't the iphone driving test book be connected to the Internet"? Network problems and software problems.

1, network problem. Due to the abnormal iphone network, the driving test collection app cannot be connected to the Internet. You need to turn on airplane mode or restart your phone.

2. Software problems. App system is abnormal and cannot connect to the Internet. You need to uninstall the application and then reinstall it.