Process for Physical Delivery in F&O

What should I do if I have given intent for Physical delivery by opting 'Choose Delivery' against my open derivative positions but want my position to be cash settled?

You have to select 'Choose Non-Delivery' on Open position page against the respective contract position by visiting the path F&O- Open position Page- Actions Column- more option- Choose Non-Delivery for the position you had earlier marked for delivery. Alternatively, you may want to square off or Rollover the position using the respective link given for these actions on open positions page against your positions marked for delivery.