npm run watch on laravel 6 has many warning and errors - laravel

Question

When I run npm install on Laravel 6
I get the following errors:
C:\Users\Hamid\Desktop\LaravelChatApp-master\laravel-chat-master>npm install
npm WARN deprecated babel-preset-es2015#6.24.1: � Thanks for using Babel: we recommend using babel-preset-env now: please read https://babeljs.io/env to update!
npm WARN deprecated fsevents#1.2.9: One of your dependencies needs to upgrade to fsevents v2: 1) Proper nodejs v10+ support 2) No more fetching binaries from AWS, smaller package size
npm WARN deprecated core-js#2.6.10: core-js#<3.0 is no longer maintained and not recommended for usage due to the number of issues. Please, upgrade your dependencies to the actual version of core-js#3.
npm WARN deprecated hawk#3.1.3: This module moved to #hapi/hawk. Please make sure to switch over as this distribution is no longer supported
and may contain bugs and critical security issues.
npm WARN deprecated browserslist#1.7.7: Browserslist 2 could fail on reading Browserslist >3.0 config used in other tools.
npm WARN deprecated cryptiles#2.0.5: This version has been deprecated in accordance with the hapi support policy (hapi.im/support). Please upgrade to the latest version to get the best features, bug fixes, and security patches. If you are unable to upgrade at this time, paid support is available for older versions (hapi.im/commercial).
npm WARN deprecated sntp#1.0.9: This module moved to #hapi/sntp. Please make sure to switch over as this distribution is no longer supported
and may contain bugs and critical security issues.
npm WARN deprecated hoek#2.16.3: This version has been deprecated in accordance with the hapi support policy (hapi.im/support). Please upgrade to the latest version to get the best features, bug fixes, and security patches. If you are unable to upgrade at this time, paid support is available for older versions (hapi.im/commercial).
npm WARN deprecated boom#2.10.1: This version has been deprecated in accordance with the hapi support policy (hapi.im/support). Please upgrade to the latest version to get the best features, bug fixes, and security patches. If you are unable to upgrade at this time, paid support is available for older versions (hapi.im/commercial).
> node-sass#4.13.0 postinstall C:\Users\Hamid\Desktop\LaravelChatApp-master\laravel-chat-master\node_modules\node-sass
> node scripts/build.js
Binary found at C:\Users\Hamid\Desktop\LaravelChatApp-master\laravel-chat-master\node_modules\node-sass\vendor\win32-x64-72\binding.node
Testing binary
Binary is fine
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents#1.2.9 (node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents#1.2.9: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
added 1107 packages from 781 contributors and audited 14707 packages in 526.859s
found 21 vulnerabilities (2 low, 12 moderate, 7 high)
run `npm audit fix` to fix them, or `npm audit` for details
And after I run npm audit fix --force then npm run watch return following errors:
Error: Cannot find module 'C:\Users\Hamid\Desktop\LaravelChatApp-master\laravel-chat-master\node_modules\cross-env\bin\cross-env.js'
←[90m at Function.Module._resolveFilename (internal/modules/cjs/loader.js:794:15)←[39m
←[90m at Function.Module._load (internal/modules/cjs/loader.js:687:27)←[39m
←[90m at Function.Module.runMain (internal/modules/cjs/loader.js:1025:10)←[39m
←[90m at internal/main/run_main_module.js:17:11←[39m {
code: ←[32m'MODULE_NOT_FOUND'←[39m,
requireStack: []
}
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! # watch: `node node_modules/cross-env/bin/cross-env.js NODE_ENV=development node_modules/webpack/bin/webpack.js --watch --progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the # watch script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\Hamid\AppData\Roaming\npm-cache\_logs\2019-12-02T05_33_19_426Z-debug.log
I also cleared the npm cache several times and reinstall npm but problem not solve