一、“Check for updates”
必要不充分条件：翻墙
二、使用增量更新
网上资源千篇一律，直接放亲测可靠的链接
https://www.jianshu.com/p/f9e5e1369ad6
三、亲测的异常情况处理补充
遇到以下的错误提示：
【情况一】
some conflicts were found in the installtion area .
some of theconflicts below do not have a solution , so the pattch cannot be applied, please pressed cancle exit.
解决方案（在链接博客的基础上补充）：
- 切记一定要用管理员身份运行cmd运行界面，安装jar包的更新
【情况二】
some conflicts were found in the installtion area .
Please select desired solutions from the Solution column and press Proceed…..
解决方案（在链接博客的基础上补充）：
- 选择
proceed