Why can't Andrew ask the truth?

Apple's mobile phone is located in a poor network environment, and it will not be able to download the real eight characters. In this case, it is suggested to change the network environment and try to download the software.

2.

In addition to the poor network itself, the problem of network settings will also make the software unable to download. You can try to set, use, restore and restore the network settings through Apple's mobile phone, and then try to reconnect to the network.