fix(deps): update material-ui monorepo from v9.11.1 to v9.12.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
@mui/x-charts (source)	9.11.1 → 9.12.0
@mui/x-charts-pro (source)	9.11.1 → 9.12.0
@mui/x-license (source)	9.11.0 → 9.12.0

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Release Notes

mui/mui-x (@​mui/x-charts)

v9.12.0

Compare Source

Aug 21, 2026

We'd like to extend a big thank you to the 12 contributors who made this release possible. Here are some highlights ✨:

• 🧮 Support Formulas on the Data Grid: cells in opted-in columns can hold spreadsheet-like formulas (=SUM(RANGE(…)), =price * quantity) evaluated by a built-in engine, with a formula editor and Formula Bar, autocomplete, reference highlighting, optional A1 notation, fill-handle reference adjustment, custom functions, and live formula Excel export
• ♿️ Improve the accessibility of Data Grid cells and picker day cells
• 🗓️ Enable multi-resource event creation and editing in the Scheduler
• 🐞 Bugfixes
• 📚 Documentation improvements

Special thanks go out to these community members for their valuable contributions:
@​Anexus5919, @​mustafajw07

The following team members contributed to this release:
@​brijeshb42, @​flaviendelangle, @​JCQuintas, @​LukasTy, @​MBilalShafi, @​michelengelen, @​noraleonte, @​rita-codes, @​romgrk, @​silviuaavram

Data Grid

@mui/x-data-grid@9.12.0

• [DataGrid] Expose apiRef on GridCallbackDetails for selector access in callbacks (#​22973) @​michelengelen
• [DataGrid] Fix header height not updating when headerFilters or columnGroupingModel change (#​23059) @​MBilalShafi
• [DataGrid] Fix unhandled rejection when unmounting mid-autosize (#​23319) @​JCQuintas
• [DataGrid] Label the blank singleSelect filter option (#​23294) @​JCQuintas
• [DataGrid] Stop sending incomplete filter items to the data source (#​23303) @​JCQuintas
• [DataGrid] Support the rowheader attribute for grid cells (#​23340) @​silviuaavram

@mui/x-data-grid-pro@9.12.0

Same changes as in @mui/x-data-grid@9.12.0, plus:

• [DataGridPro] Honor hasNextPage in infinite lazy loading (#​23048) @​MBilalShafi

@mui/x-data-grid-premium@9.12.0

Same changes as in @mui/x-data-grid-pro@9.12.0, plus:

• [DataGridPremium] Formula support (#​22807) @​MBilalShafi

Date and Time Pickers

@mui/x-date-pickers@9.12.0

• [fields] Keep the selected section on blank space clicks (#​23318) @​LukasTy
• [pickers] Associate the day cells with their week day column header (#​23339) @​LukasTy
• [pickers] Keep the gridcell role and the column index on filler cells (#​23326) @​Anexus5919

@mui/x-date-pickers-pro@9.12.0

Same changes as in @mui/x-date-pickers@9.12.0, plus:

• [DateRangeCalendar] Round the range highlight at the month grid edges (#​23297) @​JCQuintas
• [DateRangePicker] Keep the range highlight opaque for disabled days (#​23317) @​JCQuintas

Charts

@mui/x-charts@9.12.0

• [charts] Add a demo for label on grid row (#​23333) @​noraleonte
• [charts] Fix React 18 propTypes warnings and stray-pointer test flakiness (#​23384) @​LukasTy
• [charts] Focus the clicked item for keyboard navigation (#​23247) @​JCQuintas

@mui/x-charts-pro@9.12.0

Same changes as in @mui/x-charts@9.12.0.

@mui/x-charts-premium@9.12.0

Same changes as in @mui/x-charts-pro@9.12.0, plus:

• [charts-premium] Add onItemClick to the radial charts (#​23253) @​JCQuintas

Tree View

@mui/x-tree-view@9.12.0

Internal changes.

@mui/x-tree-view-pro@9.12.0

Same changes as in @mui/x-tree-view@9.12.0.

Scheduler

@mui/x-scheduler@9.0.0-beta.10

• [scheduler] Add onEventEditingStart to let consumers open their own edit UI (#​23361) @​rita-codes
• [scheduler] Fix keyboard and focus issues around the "+N more" popover (#​23312) @​rita-codes
• [scheduler] Honor viewConfig hour limits in the compact day and week views (#​23316) @​rita-codes
• [scheduler] Share timeline event layout data (#​23366) @​flaviendelangle
• [scheduler] enable multi-resource event creation and editing (#​23313) @​mustafajw07

@mui/x-scheduler-premium@9.0.0-beta.10

Same changes as in @mui/x-scheduler@9.0.0-beta.10, plus:

• [scheduler-premium] Allow to control the min and max hour in the Event Timeline (#​23212) @​rita-codes
• [scheduler-premium] Dependencies - Create, select and delete via terminals (#​23200) @​rita-codes

Codemod

@mui/x-codemod@9.12.0

Internal changes.

Docs

• [docs][charts] Document line mark size customization (#​23370) @​JCQuintas
• [docs] Add recipe for constraining the make-child drop action by item type (#​22940) @​michelengelen
• [docs] Redirect the renamed Event Timeline views page (#​23324) @​brijeshb42
• [docs] Remove unused adapter-dependencies.json (#​23328) @​LukasTy

Core

• [code-infra] Add release skill (#​23308) @​brijeshb42
• [code-infra] Fix changelog categorization of docs and DateRangeCalendar tags (#​23385) @​JCQuintas
• [code-infra] Sync mui-release skill (#​23330) @​brijeshb42

Miscellaneous

• [core] Declare the missing react-dom peer dependencies (#​23381) @​LukasTy
• [test] Fix act warnings in the data source filter tests (#​23360) @​JCQuintas
• [virtualizer] Add inverse-sticky layout (#​23053) @​romgrk

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