How to convert my MTN data to airtime

MTN deducted from my airtime even when it failed and not reversing My airtime You people are cruel o. I did data 2k smart data and it failed and you deducted it from my...

I want to convert my data bonus to data

I mistakenly buy 35000 data how can I convert my data to cash?

I borrowed #7500 worth of airtime from MTN yesterday and I paid back today but the borrowed airtime is not in my account. And while I tried to buy data plan with it yesterday...