***** on my subscription

I have a contract with them on subscription for R289, end of December 2025 i have been debited twice with different amount, R368 and R77.00 i phone them, while on the line they hang up, i made a second call i told them consultant that if you hang up i won't phone again I will just reverse the money, she told me they did cancelled the extra device that was installed on my device is the one that make The subscription to change, today date of 2026/01/16 i received a call of owing R231, i asked her to explain how did we get there,she rep**** about the reversal,i told her that i reversed the money because of wrong amount debited and worse twice,then she hang up again.please can I get help because this people they are concerned about the commission not their customers .