Since npm itself is a Node.js module, it can be updated using itself.
-
If OS is Windows must be running command prompt as Admin
npm install -g npm@latest
-
If you want to check for updated versions you can do:
npm outdated
-
In order to update a specific package:
-
npm update <package name>
This will update the package to the latest version according to the restrictions in package.json In case you also want to lock the updated version in package.json:
npm update <package name> --save