npm install yarn npm ERR! code ERESOLVE npm ERR! ERESOLVE could not resolve npm ERR!

[KangChou]

npm install yarn
npm ERR! code ERESOLVE
npm ERR! ERESOLVE could not resolve
npm ERR!
npm ERR! While resolving: karma-webpack@5.0.0
npm ERR! Found: webpack@4.44.2
npm ERR! node_modules/webpack
npm ERR! peer webpack@">=2" from babel-loader@8.2.3
npm ERR! node_modules/babel-loader
npm ERR! dev babel-loader@"^8.2.2" from the root project
npm ERR! peer webpack@"^2.0.0 || ^3.0.0 || ^4.0.0" from file-loader@2.0.0
npm ERR! node_modules/file-loader
npm ERR! dev file-loader@"^2.0.0" from the root project
npm ERR! 7 more (pegjs-loader, raw-loader, terser-webpack-plugin, ...)
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer webpack@"^5.0.0" from karma-webpack@5.0.0
npm ERR! node_modules/karma-webpack
npm ERR! dev karma-webpack@"^5.0.0" from the root project
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR!
npm ERR!
npm ERR! For a full report see:
npm ERR! C:\Users\Administrator\AppData\Local\npm-cache_logs\2023-10-13T15_39_33_393Z-eresolve-report.txt

npm ERR! A complete log of this run can be found in: C:\Users\Administrator\AppData\Local\npm-cache_logs\2023-10-13T15_39_33_393Z-debug-0.log
(diffenv) PS D:\my_project\myNCnet\charticulator> npm install --legacy-peer-deps
npm WARN deprecated chokidar@2.1.8: Chokidar 2 does not receive security updates since 2019. Upgrade to chokidar 3 with 15x fewer dependencies