Install and run DevTools from the command line

Tools

DevTools

Install and run DevTools from the command line

Start an application to debug

Connect to a new app instance

To run Dart DevTools from the CLI, you must have dart on your path. Then
you can run the following command to launch DevTools:

To upgrade DevTools, upgrade your Dart SDK. If a newer Dart SDK
includes a newer version of DevTools, dart devtools will automatically
launch this version. If which dart points to the Dart SDK included in
your Flutter SDK, then DevTools will be upgraded when you upgrade your
Flutter SDK to a newer version.

When you run DevTools from the command line, you should see output that
looks something like:

Start an application to debug