npm install -g nrm fails on Windows: "Error: EPERM: operation not permitted, rename"

[Eric-art-coder]

$ npm install -g nrm
C:\Users\lenovo\AppData\Roaming\npm
`-- (empty)

npm ERR! Windows_NT 6.1.7601
npm ERR! argv "E:\Program Files\nodejs\node.exe" "E:\Program Files\nodejs\node_modules\npm\bin\npm-cli.js" "install" "-g" "nrm"
npm ERR! node v6.3.1
npm ERR! npm v3.10.3
npm ERR! path C:\Users\lenovo\AppData\Roaming\npm\node_modules\nrm\node_modules\npm\node_modules\node-gyp\node_modules\minimatch\node_modules\brace-expansion
npm ERR! code EPERM
npm ERR! errno -4048
npm ERR! syscall rename

npm ERR! Error: EPERM: operation not permitted, rename 'C:\Users\lenovo\AppData\Roaming\npm\node_modules\nrm\node_modules\npm\node_modules\node-gyp\node_modules\minimatch\node_modules\brace-expansion' -> 'C:\Users\lenovo\AppData\Roaming\npm\node_modules\nrm\node_modules\npm\node_modules\node-gyp\node_modules\minimatch\node_modules.brace-expansion.DELETE'
npm ERR! at moveAway (E:\Program Files\nodejs\node_modules\npm\lib\install\action\finalize.js:38:5)
npm ERR! at destStatted (E:\Program Files\nodejs\node_modules\npm\lib\install\action\finalize.js:27:7)
npm ERR! at FSReqWrap.oncomplete (fs.js:123:15)
npm ERR!
......
npm ERR! at Error (native) parent: 'minimatch' }
npm ERR!
npm ERR! Please try running this command again as root/Administrator.

npm ERR! Please include the following file with any support request:
npm ERR! C:\Users\lenovo\Desktop\npm-debug.log
npm ERR! code 1

BUT! on git bash run cli npm cache clean,it works

[wujr5]

It looks like you should run the command as root. @guimeisang

[PrescottPS]

try this:

• disabling Windows Defender or your anti-virus
• run the NodeJs command prompt as administrator
• run npm cache clean

[ErikRobles]

@wujr5 I think this is my problem as well. Can you give an example of using root. Thank you.