Divorce In Arranged Marriages

divorce in arranged marriages
how does a person divorce someone they had an arranged marriage to in banglasdesh?

Some one i know had an arranged marriage in bangladesh just under 2 years ago, his wife is now here in England with him but he now wants to divorce her as they do not get along and neither of them are happy. He wants to know what he needs to do to get a divorce? Any ideas?

Im by no means and expert but maybe they can divorce the same as everyone else. I would think but maybe Im wrong