To reverse data back to airtime

My previous data expired, so i need data to buy airtime. I wanted to borrow the smallest plan to use my bank app. But i mistakenly borrowed 920 for 1gb(valid for 7 days)

Reversing always on plan to monthly data subscription

Trying to get airtime and data this morning, someone paid N2,000 for airtime and N2,500 for data but the system used th two payments for data. Please reverse that of N2000 to...