# DevTools 2.12.1 release notes

> Release notes for Dart and Flutter DevTools version 2.12.1.



The 2.12.1 release of the Dart and Flutter DevTools
includes the following changes among other general improvements.
To learn more about DevTools, check out the
[DevTools overview](https://docs.flutter.dev/tools/devtools).

## General updates

* This release included a lot of cleanup and reduction in technical debt.

## Flutter inspector updates

* Added scrolling support to hover cards -
  [#3923](https://github.com/flutter/devtools/pull/3923)

## Performance updates

* Added documentation links to the
  "Enhance Tracing" and "More debugging options" menus.
  Read the
  [enhance tracing documentation](https://docs.flutter.dev/tools/devtools/performance#enhance-tracing)
  to learn more about these features -
  [#3934](https://github.com/flutter/devtools/pull/3934),
  [#3936](https://github.com/flutter/devtools/pull/3936)

  ![enhance tracing documentation links](/assets/images/docs/tools/devtools/release-notes/images-2.12.1/image1.png "enhance tracing documentation links")

## Full commit history

To find a complete list of changes since the previous release,
check out
[the diff on GitHub](https://github.com/flutter/devtools/compare/v2.11.2...v2.12.1).