Disgusting service worst customer service

The worst aftersales experience ever , everything is complicated you can't call them for assistance as you can only speak to a sales agent telephonically when having billing and other issues you need to chat to them via WhatsApp which takes them 4-5 days to get back to you and still can't assist you properly worst service ever for pensioners to take as a wifi service everything is so complicated and the worst, disgusting and putrid service ever when pensioners apply for the service the sales people lie to them to tell them they can only pay via debit order knowing there are easypay options it's disgusting all this for a sale such a *******