Rcr to divorce

you have not mentioned why you wanted to withdraw the rcr case 

but to withdraw file a petition through you lawyer and take court order 

as this is the main case if you have any other cases filed by you or your wife make a settlement of them with mutual consent to withdraw other cases and then withdraw this rcr case 

Yes, u can withdarw the same either by giving ur statement and mentioning the reason of withdrawl before the Hon'ble court where ur case is pending or by filing an application of withdrawl.