title: How to update composer on laravel 4.2 on live site?
body: <p>I  want to update the composer on the live server for the PDF service provider.
  But I am not getting any solution for the same.</p>
  
  <p>I am use the puTTY and Command Prompt But not getting any solution regarding update composer on live site.</p>
  
  <p>I am use the below step on cmd
  <strong>* FTP 
  1. User name
  2. Password
  3. Dir
  4. composer update*</strong></p>
  
  <p>But it's give invalid command error.
  Please help me for the same.</p>