安装newman

• 打开cmd输入： npm install -g newman
• 校验：安装完成后，输入 newman -v 命令查看版本信息，检测是否安装成功

报错信息

npm notice
npm notice New major version of npm available! 8.15.0 -> 9.2.0
npm notice Changelog: https://github.com/npm/cli/releases/tag/v9.2.0
npm notice Run npm install -g npm@9.2.0 to update!
npm notice
npm ERR! code EPERM
npm ERR! syscall mkdir
npm ERR! path E:\node\node_global\node_modules
npm ERR! errno -4048
npm ERR! Error: EPERM: operation not permitted, mkdir 'E:\node\node_global\node_modules'
npm ERR!  [Error: EPERM: operation not permitted, mkdir 'E:\node\node_global\node_modules'] {
npm ERR!   errno: -4048,
npm ERR!   code: 'EPERM',
npm ERR!   syscall: 'mkdir',
npm ERR!   path: 'E:\\node\\node_global\\node_modules'
npm ERR! }
npm ERR!
npm ERR! The operation was rejected by your operating system.
npm ERR! It's possible that the file was already in use (by a text editor or antivirus),
npm ERR! or that you lack permissions to access it.
npm ERR!
npm ERR! If you believe this might be a permissions issue, please double-check the
npm ERR! permissions of the file and its containing directories, or try running
npm ERR! the command again as root/Administrator.

npm ERR! A complete log of this run can be found in:
npm ERR!     E:\node\node_cache\_logs\2022-12-16T06_04_36_211Z-debug-0.log

npm ERR! Error: EPERM: operation not permitted, mkdir 'E:\node\node_global\node_modules'
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解决方案：

找到该文件夹，修改权限即可解决