wordpress plugin The uploaded file exceeds the upload_max_filesize directive in php.ini. code example

Example 1: The uploaded file exceeds the upload_max_filesize directive in php.ini.

Editing the wp-config.php File. And add the following code 
  
@ini_set('upload_max_size' , '256M' );

Example 2: upload_max_filesize in wordpress

@ini_set('upload_max_size' , '128M' );