Setting up the command line and saving path variables

Now that you have installed the Flutter SDK, there are a few more steps needed to make the software accessible on your computer. Unlike apps with user interfaces (UIs), Flutter is primarily a command-line tool. Let’s quickly learn how to set up the command line on macOS, Windows, and Linux in the following sections.

macOS command-line setup

To use Flutter on macOS, you need to save the location of the Flutter executable to your system’s environment variables.

Newer Macs use the Z shell (also known as zsh). This is basically an improved version of the older Bash, with several additional features.

When using zsh, you can add a line to your zshrc file, which is a text file that contains the zsh configuration. If the file does not exist yet, you can create a new file as follows:

1. Open the zshrc file with the following command in your Terminal:

   nano $HOME/.zshrc
   

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