Initialization failed for https://start.spring.io Please check URL, network and proxy settings解决办法

The error message is as follows:
  Initialization failed for'https : //start.spring.io'
  Please check URL, network and proxy settings.
  Error message:
  Error parsing JSON response

  There are different opinions on the Internet, and there is a change to the Settings…proxy settings in the top corner of the idea. of. Some talk about changing https://start.spring.io to: http://start.spring.io, and some talk about firewalls.
  It’s fate to find this article. Use Aliyun's proxy: https://start.aliyun.com