- Once in the PrestaShop root folder, double click the folder named config and then open the file named defines.inc.php for editing.
- Find the line of code below:
/* Debug only */ define(‚_PS_MODE_DEV_’, false);
- Change the ‚false‚ to ‚true‚ and then click the Save Changes button to save and activate the change. The changed line should read as follows:
/* Debug only */ define(‚_PS_MODE_DEV_’, true);