1 hour ago, ComGrafPL said:Did you try to see any errors in debug mode? Maybe theres any corrupted file, module.
Enable debug mode:
config/defines.inc.php
define('_PS_MODE_DEV_', true);
In the .htaccess file under config folder as suggested, I see the following information:
NOTE: This file was last updated on Mar 15, 2022.
# Apache 2.2
<IfModule !mod_authz_core.c>
Order deny,allow
Deny from all
</IfModule>
# Apache 2.4
<IfModule mod_authz_core.c>
Require all denied
</IfModule>