Missing item

I ordered stuff online on the 29th ,some were delivered on the 30th and 1 item instead of 2 items was delivered on the 31st December,they were from Alberton Branch which I always use ,on the Makro App it shows everything was delivered,I have an item missing this has been going since it was escalated no feedback,no refund and no item ,this is really disturbing such a big store ,I will spread the word