Answers for "/node_modules/@mui/styled-engine/index.js Module not found: Can't resolve '@emotion/react' in 'C:\Users\RICH KID\Documents\projects\clones-reactjs\uutube\node_modules\@mui\styled-engine'"

npm install styled-componenModule not found: Can't resolve '@emotion/styled' in '/home/flores/node_modules/@material-ui/styled-engine' code examplets --save

npm install styled-components --save
this should fix your problem

Module not found: Can't resolve '@emotion/styled' in '/Users/arjungautam/Documents/VsCodeProjects/materialui-demo/node_modules/@mui/styled-engine'

npm install @emotion/[email protected]