Node Version Manager (NVM) is an essential tool for any JavaScript developer. It allows you to and switch between them depending on the project needs. This flexibility helps developers manage dependencies, test new features, and ensure compatibility across different Node versions without disrupting the entire development environment. In this quick guide, we'll cover how to install NVM on windows, mac or linux computers. But, if you encounter any issues we do have more detailed instructions for each separate operating system: . . . Since NVM runs on , we will assume you have some fair knowledge about what is and how to use the command line. Steps for installing NVM on Windows 1. Download the Installer from the and download the latest release. 2. Run the Installer : Launch the downloaded installer. Follow the prompts to install NVM for Windows. Default settings are recommended for most users. 3. Verify Installation : Open your command prompt and type . If NVM is installed correctly, the version number will be displayed. 🚨 IMPORTANT! Ensure that the NVM directory is added to your system's PATH. The installer usually handles this step. Here is a more detailed explanation on . Steps for installing NVM on Installing NVM on macOS and Linux The easiest and recommended is using the or command: 1. Open Your Terminal : Access your terminal through your macOS or Linux system. 2. Install Script : Run the following command in the terminal: Or, if you prefer using : 3. Update Your Profile : Add the following to your shell profile file (.bash profile, .zshrc, .profile, etc.): 4. Restart Your Terminal : To ensure the changes take effect, restart your terminal. 5. Verify Installation : In the terminal, type . A successful installation will show the version number of NVM. Why Use NVM? Multiple Node.js Versions : Easily switch between Node versions per project. Global Packages per Version : Install global NPM packages specific to each Node version without conflicts. Development Flexibility : Easily test applications across different Node versions. Conclusion With NVM installed, you can now install any version of Node.js by simply running . For instance, will install Node.js version 14.17.0. You can switch between installed versions using . Troubleshooting If you encounter any issues during the installation, make sure that: Your internet connection is stable. You have proper write permissions in your system. You've closed and reopened your terminal window to refresh the environment variables. For more detailed documentation, visit the .