Installing Node.js 18 on Ubuntu for All Users

1. Update Your Package List

sudo apt update

2. Install the Required Dependencies

sudo apt install -y curl

3. Add NodeSource Repository

NodeSource maintains Node.js binary distributions. To add the NodeSource repository for Node.js 18:

curl -fsSL https://deb.nodesource.com/setup_18.x | sudo -E bash -

4. Install Node.js 18

sudo apt install -y nodejs

5. Verify the Installation

node -v    # verify Node.js version
npm -v     # verify npm version

These commands will install Node.js 18 and the associated npm package manager, making them available to all users on the system.