Bad service for alot of money

I was just on the phone with a call center agent for 20min just to achieve nothing my xtra view decorder shows installation wizard and they cant even fixed it in 20 min I'm so disappointed in the poor service i have received we as customers pay them alot of money then you must buy airtime their WhatsApp sevice cant even help you i have tried their online service as well they dont even consider to phone you back seem that they know my problem is not fixed really poor service