Download the Node.js installer from the official website: https://nodejs.org/
Choose the LTS version for most users
Run the installer
Follow the installation prompts
Verify the installation by opening a terminal or command prompt
Run `node -v`
Run `npm -v`
If the version numbers appear, Node.js is installed successfully
On macOS, you can also install Node.js using Homebrew with `brew install node`
On Linux, you can install Node.js using your package manager or NodeSource
On Windows, restart the terminal if the `node` command is not recognized