How to enable Debug mode in Prestashop 1.7?


If you need to enable the error Reporting in Prestahsop. You need to follow below step.

  • 1) GO to PrestaShop admin panel (Back office) >> go to Advanced Parameters >>> Performance and find Debug mode setting and set Debug mode to Yes.
  • 2) Save to this section.


It is still possible to perform this change manually.
If you can't acces you dashboard you can also enable it through FTP by accessing config/defines.inc.php and usually @line 29 you will find :

define('_PS_MODE_DEV_', false);


Change to


define('_PS_MODE_DEV_', true);