title: how installation Protractor on mac
body: <p>I am trying installation for protractor but getting error</p>
  <blockquote>
  <p>The operation was rejected by your operating system</p>
  </blockquote>
  <pre><code>admin$ npm install -g protractor
  npm ERR! code EACCES
  npm ERR! syscall mkdir
  npm ERR! path /usr/local/lib/node_modules/protractor
  npm ERR! errno -13
  npm ERR! Error: EACCES: permission denied, mkdir '/usr/local/lib/node_modules/protractor'
  npm ERR!  [Error: EACCES: permission denied, mkdir '/usr/local/lib/node_modules/protractor'] {
  npm ERR!   errno: -13,
  npm ERR!   code: 'EACCES',
  npm ERR!   syscall: 'mkdir',
  npm ERR!   path: '/usr/local/lib/node_modules/protractor'
  npm ERR! }
  npm ERR! 
  npm ERR! The operation was rejected by your operating system.
  npm ERR! It is likely you do not have the permissions to access this file as the current user
  npm ERR! 
  npm ERR! If you believe this might be a permissions issue, please double-check the
  npm ERR! permissions of the file and its containing directories, or try running
  npm ERR! the command again as root/Administrator.
  
  npm ERR! A complete log of this run can be found in:
  npm ERR!     /Users/admin/.npm/_logs/2022-03-05T00_08_05_266Z-debug-0.log
  </code></pre>