i am unable to change slider rail color as shown in pics. I am able to change rail color in range. Here is the Example. but still i am not able to change it as per design. i have attached design in this question.How can i make rail color like that in mui slider? is it even possible?

I’m trying to use loading button with MUI circular linear progress (spinner) but for some reason the spinner itself is turning around button.
Any ideas?
Screenshot of the issue

I have a OTP verification page. I am using MuiOtpInput package from mui-one-time-password-input.

I want add a horizontal line as &:before element, but I am not getting why it is not getting render at all, also there is no error in console related to this.

I have a Stack of Avatars, with text:

I want to use not controlled TextField with default value.
Then let user edit and check input on each entered character.
If validation fails I’m trying to set error flag but useState rerenders whole component that causes reset user’s input to default value

i want to customize MUI theme and error :
Ts error Property  ownerState  does not exist on type  { theme: unknown; } 

I am currently using @mui/styles to set Global Styles

I’m working on a project, I have requirement to show accordion which should only expand one at a time.
Even my code is same as Material-ui offical website code it was still not working.

I’m using the theme object within a component but vsCode quick fix is suggesting to import useTheme hook from '@mui/material', and not even listing '@mui/material/styles'.