In this article, we are going to cover a best way for files handling in cakephp 3. In CakePHP, do not have any library for uploading files. So, we'll have to use PHP method i.e. move_uploaded_file for uploading files to the server. Here, we have explained steps to use this method i.e. move_uploaded_file inside cakephp project. These steps will cover a short example script of cakephp 3 project including file uploading functionality.