3. Understanding NVM Installation and Usage Troubleshooting
   Error Breakdown:"nvm command not found": This message indicates that your system cannot find the nvm command, which is essential for managing different Node
4. Alternative Methods to Set Default Node.js Version
5. Node Version Management Made Easy: Upgrading with nvm
   Node. js: An open-source JavaScript runtime environment that executes JavaScript code outside of a web browser. It lets you develop server-side applications and tools using JavaScript