Upon changing the email id and password in broking, immediately the same is updated and you will receive the communication your old and new email id and mobile number for the change in communication.


As for as the DP is concerned, the same will be updated in 2 working days and necessary communication you will receive in your old and new email id as well as mobile numbers for the change effected.

To see how you can request a change in registered email id and mobile numbers, click this link