How Do I Safely Update Perfex modules

To update the module, go to codecanyon.com and download the latest version, then 
  1. Backup your database (You can use the Database backup module)
  2. Goto modules
  3. Upload the new update
  4. After uploading an option to upgrade database will become available, click on it
  5. And that's all. The other processes are automated.

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