Flutter plugin not installed; 问题解决

https://blog.csdn.net/survivorsfyh/article/details/93407580   步骤一

https://blog.csdn.net/jetluning/article/details/83785683   步骤二

来源：CSDN

作者：做个有准备的人

链接：https://blog.csdn.net/u011565547/article/details/103854624