HDFC Bank — Illegally taken the money

I had taken pos machine from hdfc before covid, in that time we used the device later lock down the pos machine ( Mosambee device) software update issue, due customer not allow the bank in that time we never use the terminal later we noticed the device not working can't swipe the card. But one day suddenly HDFC bank taken the money Rs 3000 without having information, when i ask them they said bcoz i never the swipe machine. to cover their loose the steal the money to the customer, . if the device is working let me show to us. very very had service, illegally taken the money without give the information