Now that I see it. Just tell the landlord. First, download Wandoujia from Baidu, click to open Wandoujia, download and install it on your computer, click to run Wandoujia. Secondly, connect your Android phone to the computer, and open the USB storage (open on the phone), then Wandoujia The mobile phone model will be automatically recognized and connected. Enter Kaixinting in the search bar of Wandoujia and click download to find it. Wandoujia will automatically download and install it on your phone. Keep it simple. You can also download Angry Birds or something.