[Slider] Remove deprecated CSS classes#48074
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siriwatknp merged 6 commits intomui:masterfrom Mar 24, 2026
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siriwatknp
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mnajdova
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| ```diff | ||
| -.MuiSlider-thumbColorPrimary | ||
| +.MuiSlider-thumb.MuiSlider-colorPrimary |
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Shouldn't this be:
.MuiSlider-colorPrimary > .MuiSlider-thumb
x the other places.
…s in migration doc Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
…estore thumb class assertions Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-authored-by: Zeeshan Tamboli <zeeshan.tamboli@gmail.com> Signed-off-by: Siriwat K <siriwatkunaporn@gmail.com>
Co-authored-by: Zeeshan Tamboli <zeeshan.tamboli@gmail.com> Signed-off-by: Siriwat K <siriwatkunaporn@gmail.com>
siriwatknp
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Mar 24, 2026
ZeeshanTamboli
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Mar 24, 2026
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Summary
Removes the following deprecated CSS classes from the Slider component:
thumbColorPrimary— use.MuiSlider-colorPrimary > .MuiSlider-thumbinsteadthumbColorSecondary— use.MuiSlider-colorSecondary > .MuiSlider-thumbinsteadthumbColorError— use.MuiSlider-colorError > .MuiSlider-thumbinsteadthumbColorInfo— use.MuiSlider-colorInfo > .MuiSlider-thumbinsteadthumbColorSuccess— use.MuiSlider-colorSuccess > .MuiSlider-thumbinsteadthumbColorWarning— use.MuiSlider-colorWarning > .MuiSlider-thumbinsteadthumbSizeSmall— use.MuiSlider-sizeSmall > .MuiSlider-thumbinsteadAlso removes the deprecated
SliderComponentsPropsOverridesinterface (useSliderRootSlotPropsOverridesinstead).Breaking change
Users relying on deprecated compound CSS classes should migrate to combining individual classes. A codemod is available: