@mui/material/styles/createMuiStrictModeTheme.js

React components that implement Google's Material Design.

import { deepmerge } from '@mui/utils';
import createTheme from './createTheme';
export default function createMuiStrictModeTheme(options, ...args) {
  return createTheme(deepmerge({
    unstable_strictMode: true
  }, options), ...args);
}