add columns carrier (livraison in french) in listing orders backoffice prestashop 22.214.171.124
i hope you are well,
please i need help,
when i create this file : public_html/test/override/controllers/admin/adminorderscontroller.php (see the attachment)
this code working well in prestashop 1.6 or prestashop 126.96.36.199.
but when i upgrade my prestashop to this version prestashop 188.8.131.52 the adminorderscontroller.php not working and the lists orders in backoffice not make anychange.
i don’t have backup of prestashop 184.108.40.206
i pass 3 weeks to search a solution.
how can do know please help me !!! ???
please explain me exactly the path of files can i modify or change.
please help me !!! ???
thanks a lot in advance !!!