# Use multiple node versions on a machine > TL;DR - Remove existing node installations, install nvm, install node versions under nvm `nvm install `, use the version `nvm use ` If you have already installed nodejs, lets start by [removing it first](https://stackoverflow.com/questions/20711240/how-to-completely-remove-node-js-from-windows) 1. Make a note of the existing version of node and npm 1. ```bash node --version npm --version ``` 2. Clear cache 1. ```bash npm cache clean --force ``` 3. Uninstall nodejs from you machine 4. Delete all files from the below folders * `C:\Program Files (x86)\Nodejs` * `C:\Program Files\Nodejs` * `C:\Users\{User}\AppData\Roaming\npm` (or `%appdata%\npm`) * `C:\Users\{User}\AppData\Roaming\npm-cache` (or `%appdata%\npm-cache`) * `C:\Users\{User}\.npmrc` (and possibly check for that without the `.` prefix too) * `C:\Users\{User}\AppData\Local\Temp\npm-*` 5. Download and install the [**nvm-setup**](https://github.com/coreybutler/nvm-windows/releases) file for the most recent release 6. After install take a new terminal and check for the installation using the command `where nvm` 7. To list the installed node versions `nvm ls` 8. To list the available node versions to install `nvm list available` 9. To install required versions, use `nvm install ` All set!, now to use a specific version of node, use the command `nvm use `
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