The Apple Air I used suddenly showed that the wifi did not have hardware installed and could not connect to the network.

In the morning, I went to the store to redo the system, but it was still useless, saying that it was a hardware problem, and it was to be sent to the after-sales test in the afternoon.

Today's update, I'm afraid it's not guaranteed.

I'll try, but ......

Thank you for your understanding. (To be continued.) )