@mui/icons-material 9.0.0-alpha.4

v9.0.0-alpha.4

on Node.js NPM

A big thanks to the 11 contributors who made this release possible.

@mui/material@9.0.0-alpha.4

Breaking Changes

• [accordion] Remove deprecated props (#47963) @silviuaavram
  • TransitionComponent
  • TransitionProps
• [accordionsummary] Remove deprecated CSS class (#48006) @silviuaavram
  • contentGutters
• [alert] Remove deprecated CSS classes (#48011) @silviuaavram
  • standardSuccess
  • standardInfo
  • standardWarning
  • standardError
  • outlinedSuccess
  • outlinedInfo
  • outlinedWarning
  • outlinedError
  • filledSuccess
  • filledInfo
  • filledWarning
  • filledError
• [alert] Remove deprecated props (#47965) @silviuaavram
  • components
  • componentsProps
• [autocomplete] Remove deprecated props (#47864) @ZeeshanTamboli
  • ChipProps
  • componentsProps
  • ListboxComponent
  • ListboxProps
  • PaperComponent
  • PopperComponent
  • renderTags
• [avatar] Remove deprecated props (#47966) @silviuaavram
  • imgProps
• [avatargroup] Remove deprecated props (#47968) @silviuaavram
  • componentsProps
• [backdrop] Remove deprecated props (#47991) @silviuaavram
  • components
  • componentsProps
  • TransitionComponent
• [badge] Remove deprecated props (#47993) @silviuaavram
  • components
  • componentsProps
• [button] Remove deprecated CSS classes (#48012) @silviuaavram
  • Color variant classes: textInherit, outlinedPrimary, containedSecondary, etc.
  • Size classes: textSizeSmall, iconSizeMedium, etc.
• [circularprogress] Remove deprecated CSS classes (#48014) @silviuaavram
  • circleDeterminate
  • circleIndeterminate
• [divider] Remove deprecated prop (#48013) @atharva3333
  • light
• [formcontrollabel] Remove deprecated props (#48032) @atharva3333
  • componentsProps
• [menu] Remove deprecated props (#48021) @siriwatknp
  • MenuListProps
  • PaperProps
  • TransitionProps
• [mobilestepper] Remove deprecated props (#48041) @siriwatknp
  • LinearProgressProps
• [popover] Remove deprecated props (#48021) @siriwatknp
  • BackdropComponent
  • BackdropProps
  • PaperProps
  • TransitionComponent
  • TransitionProps
• [popper] Remove deprecated props (#48020) @siriwatknp
  • components
  • componentsProps
• [select] Remove deprecated props passed via MenuProps (#48021) @siriwatknp
  • MenuListProps
  • PaperProps
  • TransitionProps
• [slider] Remove deprecated props (#47996) @siriwatknp
  • components
  • componentsProps
• [speeddial] Remove deprecated props (#47998) @siriwatknp
  • TransitionComponent
  • TransitionProps
• [speeddialaction] Remove deprecated props (#47998) @siriwatknp
  • FabProps
  • tooltipTitle
  • tooltipPlacement
  • tooltipOpen
  • TooltipClasses
• [tabs] Remove deprecated props (#48017) @siriwatknp
  • ScrollButtonComponent
  • TabIndicatorProps
  • TabScrollButtonProps
  • slots.StartScrollButtonIcon
  • slots.EndScrollButtonIcon
• [textfield] Remove deprecated props (#47878) @ZeeshanTamboli
  • InputProps
  • inputProps
  • SelectProps
  • InputLabelProps
  • FormHelperTextProps
• [tooltip] Remove deprecated props (#47988) @siriwatknp
  • components
  • componentsProps
  • PopperComponent
  • PopperProps
  • TransitionComponent
  • TransitionProps
• [typography] Remove deprecated prop (#47986) @siriwatknp
  • paragraph
• [buttonbase] Key handlers should not run on a disabled non-native button (#48003) @mj12albert
• [tablepagination] Format pagination numbers according to locale (#47803) @siriwatknp
• [textfield] Use non-native label for <TextField select/> (#47958) @mj12albert

Check out the v9 upgrade guide.

Changes

• [autocomplete] Optimize selected option lookup (#47953) @anchmelev
• [buttonbase] Fix native button detection (#47985) @mj12albert
• [inputbase] Fix test using removed InputProps on TextField (#48000) @siriwatknp
• [popper] Add missing classes export (#48031) @mj12albert
• [select] Fix focus visible always set on menu item (#47912) @silviuaavram
• [slider] Fix focus visible styles incorrectly applied by pointer (#47894) @mj12albert
• [slider] Accept readonly array for the value prop (#47936) @pcorpet

@mui/codemod@9.0.0-alpha.4

• [codemod] Add slot key rename to tabs-props codemod and add to README (#48035) @siriwatknp
• [codemod] Add card-header-props migration guide (#48005) @siriwatknp

Docs

• [blog] Lowercase 2026-MUI-X-price-changes blog post URL (#47871) @Janpot
• [docs] Wide docs layout (#47950) @noraleonte
• [docs] Mention the list of props removed in upgrade guide (#48010) @silviuaavram
• [docs] Update Autocomplete deprecated props removal migration guide docs (#47990) @ZeeshanTamboli
• [docs-infra] Extract shared App component from _app into @mui/docs (#47933) @brijeshb42
• [docs-infra] Expose global theme object (#47964) @Janpot
• [docs][system] Update styled API docs for easier understanding (#47957) @olivier-lxo

Core

• [code-infra] Add pkg-pr-new as dev dependency (#47992) @Janpot
• [code-infra] Remove CI coverage collection and upload to Codecov (#47930) @Janpot
• [core] Migrate to ESLint 10 (#47872) @brijeshb42
• [core] Remove GridLegacy component (#47956) @siriwatknp

All contributors of this release in alphabetical order: @anchmelev, @atharva3333, @brijeshb42, @Janpot, @mj12albert, @noraleonte, @olivier-lxo, @pcorpet, @silviuaavram, @siriwatknp, @ZeeshanTamboli