prestashop file too large should not exceed

1) index.php 
  die(phpinfo());
2) check this parametres
  1- max_file_uploads =  ? M
  2- post_max_size =  ? M
  3- upload_max_filesize =  ? M
3) change this parameters in your php.ini server
  post_max_size = 50M
  upload_max_filesize = 50M
  max_file_uploads = 20M
  
4) Navigate to side menu > Advanced Parameters > Administration > Upload Quota. 
   Change the Maximum size for attachment (in megabytes) to a value that is equal to or larger than 20 MB.
     
5) .httaccess Website add this
     
php_value upload_max_filesize 10M
php_value post_max_size 20M
php_value memory_limit 32M  
     
6) Reload your Server or refresh