Reference address: https://www.iyunv.com/thread-346832-1-1.html
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1. First assume that the android sdk has been installed and configured, configure the environment variable in the path to specify the sdk directory
2 Run cmd as shown below
3. For example, the running effect of my demo is as follows:
During the test, I also tested it many times. If there is a white screen, click the mobile phone icon in the upper right corner of the above image and click three times, a window will pop up and set the wifi address including the 8081 port number: 127.0.0.1:8081