# Changelog for Highcharts Dashboards v3.0.0 (2024-10-16)

- The [DataGrid](https://www.highcharts.com/docs/datagrid/general) has been fully rewritten, introducing new features and establishing a foundation for future enhancements and additional functionality. This release includes several breaking changes, so please refer to the Upgrade Notes below for detailed guidance before upgrading.
- The sidebar in `editMode` is now sticky and always visible when scrolling through the page.
- The [styledMode](https://api.highcharts.com/dashboards/chart.styledMode) is now disabled by default for the [Highcharts Component](https://www.highcharts.com/docs/dashboards/highcharts-component) and [KPI Component](https://www.highcharts.com/docs/dashboards/kpi-component).
- Removed formerly deprecated `responsiveBreakpoints` option from the API.

## Upgrade notes

- Please refer to the [DataGrid migration article](https://www.highcharts.com/docs/datagrid/datagrid-v2-migration) before upgrading, as DataGrid is rewritten and includes several breaking changes.

## Bug fixes

- Fixed infinite classes when editing components in the sidebar.
- Fixed [#21269](https://github.com/highcharts/highcharts/issues/21269), styling errors when forcing the light mode dashboard in the dark mode system.
