// update npm//

npm install -g npm@latest

​

npm i -g npm-upgrade

npm update -g

npm install -g npm@latest

#may require the use of sudo depending on your distro

sudo npm install -g npm@latest

npm update -g npm

npm i -g npm@latest

On Win10:

Run PowerShell as Administrator and sequentially enter commands:

​

Set-ExecutionPolicy Unrestricted -Scope CurrentUser -Force

npm install -g npm-windows-upgrade

npm-windows-upgrade

npm install -g npm

​

// update npm//

npm install -g npm@latest