暴力删除nodejs导致无法重新安装 Later version of Node.js is already installed. Setup will now exit
1、电脑全局搜索nodejs，保证node相关不存在
2、修改“环境变量”： 删除path值中的node及npm
3、重启
4、安装node成功
暴力删除nodejs导致无法重新安装 Later version of Node.js is already installed. Setup will now exit
原文：https://www.cnblogs.com/zhaoxiaoying/p/14415560.html