Kissht — remove saved bank account

Address: 236 20th cross 14th main kumarswamy layout Bangalore, 560078

I got approved 5000 loan amount. I can't able to had my bank account details to withdraw. Enough my friend added my bank details. So i'm getting error bank details already present for some other customer.. Can i know how to remove saved bank account details in kissht app.. I am facing this problem past 3 days can you help me everybody thanks and regard in harish