You can download the MongoDB Shell from the MongoDB Download Center. Select the platform you need (Windows, Linux, macOS), download the zip file, extract the mongosh (mongo - es - eɪtʃ) binary to your preferred location, make it executable, and run it. The MongoDB Shell, mongosh, is a JavaScript and Node.js REPL environment for interacting with MongoDB deployments in Atlas , locally, or on another remote host. Installing MongoDB on Windows involves downloading the official MongoDB installer, running it to set up the server, and configuring it to run as a Windows service. Once installed, you can use the MongoDB shell or Compass GUI to interact with your databases. This process ensures MongoDB is ready for development or production use on a Windows system. MongoDB Shell mongosh is the modern command-line interface for interacting with MongoDB databases. This guide walks you through installing mongosh on Mac, Ubuntu, CentOS, or Windows.