Vodacom device not included in delivery.

I upgraded my contract In Jan 2024 this year via the online app process. I was supposed to get a smartphone and a tablet as part of the deal. When I opened the package shortly after the courier left, I found that it contained only the smartphone but no tablet even though the waybill listed both devices. I immediately called Vodacom to query. it's been 5 months now after affidavits, ***** cases, and numerous escalations, I still haven't gotten my tablet, but I am paying for the two devices. The sales team leader is at the point of where she is just ignoring me and everyone else at Vodacom is taking the same approach. The question is why are they not tracking the tablet, asking the courier company to show evidence of packing it or claiming from insurannce...